117439172 has 12 divisors (see below), whose sum is σ = 205625616. Its totient is φ = 58689000.

The previous prime is 117439139. The next prime is 117439181. The reversal of 117439172 is 271934711.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2483 + ... + 15525.

It is an arithmetic number, because the mean of its divisors is an integer number (17135468).

Almost surely, 2^117439172 is an apocalyptic number.

It is an amenable number.

117439172 is a deficient number, since it is larger than the sum of its proper divisors (88186444).

117439172 is a wasteful number, since it uses less digits than its factorization.

117439172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15298 (or 15296 counting only the distinct ones).

The product of its digits is 10584, while the sum is 35.

The square root of 117439172 is about 10836.9355447008. The cubic root of 117439172 is about 489.7085202456.

The spelling of 117439172 in words is "one hundred seventeen million, four hundred thirty-nine thousand, one hundred seventy-two".