315963 has 6 divisors (see below), whose sum is σ = 456404. Its totient is φ = 210636.

The previous prime is 315961. The next prime is 315967. The reversal of 315963 is 369513.

It is not a de Polignac number, because 315963 - 2¹ = 315961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315961) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17545 + ... + 17562.

2³¹⁵⁹⁶³ is an apocalyptic number.

315963 is a deficient number, since it is larger than the sum of its proper divisors (140441).

315963 is a wasteful number, since it uses less digits than its factorization.

315963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35113 (or 35110 counting only the distinct ones).

The product of its digits is 2430, while the sum is 27.

The square root of 315963 is about 562.1058619157. The cubic root of 315963 is about 68.1101875604.

The spelling of 315963 in words is "three hundred fifteen thousand, nine hundred sixty-three".