117311896 has 32 divisors (see below), whose sum is σ = 241360560. Its totient is φ = 53119872.

The previous prime is 117311861. The next prime is 117311903. The reversal of 117311896 is 698113711.

It is a super-2 number, since 2×117311896² = 27524161886229632, which contains 22 as substring.

It is a congruent number.

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, 5130 + ... + 16153.

Almost surely, 2^117311896 is an apocalyptic number.

It is an amenable number.

117311896 is an abundant number, since it is smaller than the sum of its proper divisors (124048664).

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

117311896 is a wasteful number, since it uses less digits than its factorization.

117311896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21355 (or 21351 counting only the distinct ones).

The product of its digits is 9072, while the sum is 37.

The square root of 117311896 is about 10831.0616284831. The cubic root of 117311896 is about 489.5315472919.

The spelling of 117311896 in words is "one hundred seventeen million, three hundred eleven thousand, eight hundred ninety-six".