117500715 has 24 divisors (see below), whose sum is σ = 209175408. Its totient is φ = 60972480.

The previous prime is 117500689. The next prime is 117500723. The reversal of 117500715 is 517005711.

It is not a de Polignac number, because 117500715 - 2⁸ = 117500459 is a prime.

It is a super-2 number, since 2×117500715² = 27612836051022450, which contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 33621 + ... + 36950.

It is an arithmetic number, because the mean of its divisors is an integer number (8715642).

Almost surely, 2^117500715 is an apocalyptic number.

117500715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117500715 is a deficient number, since it is larger than the sum of its proper divisors (91674693).

117500715 is a wasteful number, since it uses less digits than its factorization.

117500715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70619 (or 70616 counting only the distinct ones).

The product of its (nonzero) digits is 1225, while the sum is 27.

The square root of 117500715 is about 10839.7746747799. The cubic root of 117500715 is about 489.7940478367.

The spelling of 117500715 in words is "one hundred seventeen million, five hundred thousand, seven hundred fifteen".