117712144 has 40 divisors (see below), whose sum is σ = 261902880. Its totient is φ = 50688000.

The previous prime is 117712103. The next prime is 117712169. The reversal of 117712144 is 441217711.

It is a super-2 number, since 2×117712144² = 27712297690153472, which contains 22 as substring.

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, 14257 + ... + 20944.

It is an arithmetic number, because the mean of its divisors is an integer number (6547572).

Almost surely, 2^117712144 is an apocalyptic number.

It is an amenable number.

117712144 is an abundant number, since it is smaller than the sum of its proper divisors (144190736).

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

117712144 is a wasteful number, since it uses less digits than its factorization.

117712144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35239 (or 35233 counting only the distinct ones).

The product of its digits is 1568, while the sum is 28.

The square root of 117712144 is about 10849.5227544810. The cubic root of 117712144 is about 490.0876477948.

Adding to 117712144 its reverse (441217711), we get a palindrome (558929855).

The spelling of 117712144 in words is "one hundred seventeen million, seven hundred twelve thousand, one hundred forty-four".