1168

1168 is a natural number that follows 1167 and precedes 1169. In mathematics, it is an even composite number with the prime factorization 2 × 2 × 2 ×  …​ (2³ × 146), making it divisible by 1, 2, 4, 8, 13, 26, 52, 104, 146, 292, 584 and 1168. The number appears in various contexts, including as a designation for years, astronomical objects, and transportation routes.

The year 1168 CE was marked by several notable events in medieval Europe and the Near East. In England, King Henry II was engaged in the consolidation of royal authority, and the period saw continued development of the legal system that would later influence common law. In the Holy Roman Empire, Emperor Frederick I Barbarossa intensified his campaign to assert imperial control over the Italian city‑states. The Fatimid Caliphate in Egypt experienced internal strife, while the Seljuk Turks maintained their grip over much of Anatolia and Persia. Ecclesiastically, the Council of Troyes convened to address disciplinary reforms within monastic orders.

Astronomically, 1168 Cervantes is a main‑belt asteroid discovered on 7 February 1929 by astronomer Josep Comas i Solà. It is named after the Spanish writer Miguel de Cervantes, author of "Don Quixote," and has an orbital period of about 4.6 years.

In modern usage, the number may appear in the numbering of highways, bus routes, or other infrastructural identifiers, reflecting its role as a simple ordinal label.