117153864 has 40 divisors (see below), whose sum is σ = 328141110. Its totient is φ = 39051072.

The previous prime is 117153859. The next prime is 117153893. The reversal of 117153864 is 468351711.

117153864 is a `hidden beast` number, since 117 + 1 + 538 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 109369764 + 7784100 = 10458^2 + 2790^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 89749 + ... + 91044.

Almost surely, 2^117153864 is an apocalyptic number.

It is an amenable number.

117153864 is an abundant number, since it is smaller than the sum of its proper divisors (210987246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117153864 is a wasteful number, since it uses less digits than its factorization.

117153864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180811 (or 180798 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 117153864 is about 10823.7638555172. The cubic root of 117153864 is about 489.3116309368.

The spelling of 117153864 in words is "one hundred seventeen million, one hundred fifty-three thousand, eight hundred sixty-four".