117812512 has 24 divisors (see below), whose sum is σ = 233509500. Its totient is φ = 58508544.

The previous prime is 117812507. The next prime is 117812573. The reversal of 117812512 is 215218711.

It can be written as a sum of positive squares in 2 ways, for example, as 115863696 + 1948816 = 10764^2 + 1396^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7587 + ... + 17122.

Almost surely, 2^117812512 is an apocalyptic number.

It is an amenable number.

117812512 is a deficient number, since it is larger than the sum of its proper divisors (115696988).

117812512 is a wasteful number, since it uses less digits than its factorization.

117812512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24868 (or 24860 counting only the distinct ones).

The product of its digits is 1120, while the sum is 28.

The square root of 117812512 is about 10854.1472258303. The cubic root of 117812512 is about 490.2269003293.

The spelling of 117812512 in words is "one hundred seventeen million, eight hundred twelve thousand, five hundred twelve".