317379965 has 16 divisors (see below), whose sum is σ = 440512128. Its totient is φ = 215007936.

The previous prime is 317379961. The next prime is 317380001. The reversal of 317379965 is 569973713.

It is a cyclic number.

It is not a de Polignac number, because 317379965 - 2² = 317379961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317379961) 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, 51722 + ... + 57531.

It is an arithmetic number, because the mean of its divisors is an integer number (27532008).

Almost surely, 2^317379965 is an apocalyptic number.

317379965 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

317379965 is a deficient number, since it is larger than the sum of its proper divisors (123132163).

317379965 is a wasteful number, since it uses less digits than its factorization.

317379965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109348.

The product of its digits is 1071630, while the sum is 50.

The square root of 317379965 is about 17815.1610994681. The cubic root of 317379965 is about 682.1185119539.

It can be divided in two parts, 3173 and 79965, that added together give a palindrome (83138).

The spelling of 317379965 in words is "three hundred seventeen million, three hundred seventy-nine thousand, nine hundred sixty-five".