315396723 has 16 divisors (see below), whose sum is σ = 449519616. Its totient is φ = 196215360.

The previous prime is 315396707. The next prime is 315396727. The reversal of 315396723 is 327693513.

It is not a de Polignac number, because 315396723 - 2⁴ = 315396707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (315396727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52915 + ... + 58572.

It is an arithmetic number, because the mean of its divisors is an integer number (28094976).

Almost surely, 2^315396723 is an apocalyptic number.

315396723 is a deficient number, since it is larger than the sum of its proper divisors (134122893).

315396723 is a wasteful number, since it uses less digits than its factorization.

315396723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111554.

The product of its digits is 102060, while the sum is 39.

The square root of 315396723 is about 17759.4122368957. The cubic root of 315396723 is about 680.6947361892.

The spelling of 315396723 in words is "three hundred fifteen million, three hundred ninety-six thousand, seven hundred twenty-three".