117311575 has 6 divisors (see below), whose sum is σ = 145466384. Its totient is φ = 93849240.

The previous prime is 117311563. The next prime is 117311591. The reversal of 117311575 is 575113711.

It is not a de Polignac number, because 117311575 - 2²³ = 108922967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2346207 + ... + 2346256.

Almost surely, 2^117311575 is an apocalyptic number.

117311575 is a deficient number, since it is larger than the sum of its proper divisors (28154809).

117311575 is an equidigital number, since it uses as much as digits as its factorization.

117311575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4692473 (or 4692468 counting only the distinct ones).

The product of its digits is 3675, while the sum is 31.

The square root of 117311575 is about 10831.0468099810. The cubic root of 117311575 is about 489.5311007905.

The spelling of 117311575 in words is "one hundred seventeen million, three hundred eleven thousand, five hundred seventy-five".