1126

1126 is a natural number that lies between 1125 and 1127. It is even and composite, and its simplest prime factorization is 2 × 563.

In mathematics, 1126 has four divisors: 1, 2, 563, and 1126. The sum of its proper divisors is 566, which makes 1126 a deficient number. It is also a semiprime, being the product of two primes. In different representations, 1126 appears as binary 10001100110 and hexadecimal 0x466. In Roman numerals it is written as MCXXVI.

As a calendar year, 1126 AD falls in the 12th century. The year is part of medieval chronology, a period characterized by feudal structures in Europe and various developments in neighboring regions. In everyday use, 1126 can function as a catalog or model number, code, or identifier in inventories and databases, separate from its mathematical properties.