117931876 has 24 divisors (see below), whose sum is σ = 212479736. Its totient is φ = 57231360.

The previous prime is 117931831. The next prime is 117931889. The reversal of 117931876 is 678139711.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 77862976 + 40068900 = 8824^2 + 6330^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84706 + ... + 86086.

Almost surely, 2^117931876 is an apocalyptic number.

It is an amenable number.

117931876 is a deficient number, since it is larger than the sum of its proper divisors (94547860).

117931876 is a wasteful number, since it uses less digits than its factorization.

117931876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999 (or 1997 counting only the distinct ones).

The product of its digits is 63504, while the sum is 43.

The square root of 117931876 is about 10859.6443772345. The cubic root of 117931876 is about 490.3924053673.

The spelling of 117931876 in words is "one hundred seventeen million, nine hundred thirty-one thousand, eight hundred seventy-six".