317955 has 32 divisors (see below), whose sum is σ = 580608. Its totient is φ = 147200.

The previous prime is 317923. The next prime is 317957. The reversal of 317955 is 559713.

It is a happy number.

It is not a de Polignac number, because 317955 - 2⁵ = 317923 is a prime.

It is a nialpdrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 317955.

It is not an unprimeable number, because it can be changed into a prime (317957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6742 + ... + 6788.

It is an arithmetic number, because the mean of its divisors is an integer number (18144).

2³¹⁷⁹⁵⁵ is an apocalyptic number.

317955 is a deficient number, since it is larger than the sum of its proper divisors (262653).

317955 is a wasteful number, since it uses less digits than its factorization.

317955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107.

The product of its digits is 4725, while the sum is 30.

The square root of 317955 is about 563.8749861450. The cubic root of 317955 is about 68.2530221796.

The spelling of 317955 in words is "three hundred seventeen thousand, nine hundred fifty-five".