117117960 has 64 divisors (see below), whose sum is σ = 352658880. Its totient is φ = 31115520.

The previous prime is 117117929. The next prime is 117117971. The reversal of 117117960 is 69711711.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33495 + ... + 36825.

It is an arithmetic number, because the mean of its divisors is an integer number (5510295).

Almost surely, 2^117117960 is an apocalyptic number.

117117960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117117960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176329440).

117117960 is an abundant number, since it is smaller than the sum of its proper divisors (235540920).

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

117117960 is a wasteful number, since it uses less digits than its factorization.

117117960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638 (or 3634 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 33.

The square root of 117117960 is about 10822.1051556525. The cubic root of 117117960 is about 489.2616395858.

The spelling of 117117960 in words is "one hundred seventeen million, one hundred seventeen thousand, nine hundred sixty".