195457

195457 is a number that belongs to the set of natural numbers. It is an odd number, meaning it is not divisible by 2. The number 195457 can be expressed as a prime number, which means it has no positive divisors other than 1 and itself. This makes it a prime number.

The sum of the digits of 195457 is 26, which is not a multiple of 3 or 9, so the number is not divisible by 3 or 9. However, it is divisible by 11, as the alternating sum of its digits (1-9+5-4+5-7) equals 0.

195457 is not a perfect square, as the square root of the number is not an integer. It is also not a perfect cube, as the cube root of the number is not an integer. The number has a total of 12 positive divisors, including 1 and itself.

In number theory, 195457 is part of the sequence of prime numbers. It is the 14023rd prime number, according to the prime number theorem. The next prime number after 195457 is 195461, and the previous prime number is 195451.

The number 195457 does not have any known special mathematical properties or applications beyond its status as a prime number. It is, however, a part of the sequence of natural numbers and can be used in various mathematical calculations and operations.