317315523 has 96 divisors (see below), whose sum is σ = 565367040. Its totient is φ = 156764160.

The previous prime is 317315513. The next prime is 317315539. The reversal of 317315523 is 325513713.

It is not a de Polignac number, because 317315523 - 2⁵ = 317315491 is a prime.

It is a super-2 number, since 2×317315523² = 201378282273527058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (317315503) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1946640 + ... + 1946802.

It is an arithmetic number, because the mean of its divisors is an integer number (5889240).

Almost surely, 2^317315523 is an apocalyptic number.

317315523 is a deficient number, since it is larger than the sum of its proper divisors (248051517).

317315523 is a wasteful number, since it uses less digits than its factorization.

317315523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 250 counting only the distinct ones).

The product of its digits is 9450, while the sum is 30.

The square root of 317315523 is about 17813.3523796056. The cubic root of 317315523 is about 682.0723422085.

The spelling of 317315523 in words is "three hundred seventeen million, three hundred fifteen thousand, five hundred twenty-three".