117517072 has 10 divisors (see below), whose sum is σ = 227689358. Its totient is φ = 58758528.

The previous prime is 117517067. The next prime is 117517181. The reversal of 117517072 is 270715711.

It can be written as a sum of positive squares in only one way, i.e., 108493056 + 9024016 = 10416^2 + 3004^2 .

It is a super-2 number, since 2×117517072² = 27620524422906368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3672393 + ... + 3672424.

Almost surely, 2^117517072 is an apocalyptic number.

It is an amenable number.

117517072 is a deficient number, since it is larger than the sum of its proper divisors (110172286).

117517072 is an equidigital number, since it uses as much as digits as its factorization.

117517072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7344825 (or 7344819 counting only the distinct ones).

The product of its (nonzero) digits is 3430, while the sum is 31.

The square root of 117517072 is about 10840.5291383770. The cubic root of 117517072 is about 489.8167744772.

The spelling of 117517072 in words is "one hundred seventeen million, five hundred seventeen thousand, seventy-two".