117517712 has 20 divisors (see below), whose sum is σ = 245205660. Its totient is φ = 54238848.

The previous prime is 117517693. The next prime is 117517721. The reversal of 117517712 is 217715711.

It can be written as a sum of positive squares in 2 ways, for example, as 4648336 + 112869376 = 2156^2 + 10624^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282287 + ... + 282702.

It is an arithmetic number, because the mean of its divisors is an integer number (12260283).

Almost surely, 2^117517712 is an apocalyptic number.

It is an amenable number.

117517712 is an abundant number, since it is smaller than the sum of its proper divisors (127687948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117517712 is a wasteful number, since it uses less digits than its factorization.

117517712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565010 (or 565004 counting only the distinct ones).

The product of its digits is 3430, while the sum is 32.

The square root of 117517712 is about 10840.5586571911. The cubic root of 117517712 is about 489.8176636591.

The spelling of 117517712 in words is "one hundred seventeen million, five hundred seventeen thousand, seven hundred twelve".