117996356 has 6 divisors (see below), whose sum is σ = 206493630. Its totient is φ = 58998176.

The previous prime is 117996353. The next prime is 117996377. The reversal of 117996356 is 653699711.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 107329600 + 10666756 = 10360^2 + 3266^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 117996356.

It is not an unprimeable number, because it can be changed into a prime (117996353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14749541 + ... + 14749548.

It is an arithmetic number, because the mean of its divisors is an integer number (34415605).

Almost surely, 2^117996356 is an apocalyptic number.

It is an amenable number.

117996356 is a deficient number, since it is larger than the sum of its proper divisors (88497274).

117996356 is a wasteful number, since it uses less digits than its factorization.

117996356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29499093 (or 29499091 counting only the distinct ones).

The product of its digits is 306180, while the sum is 47.

The square root of 117996356 is about 10862.6127612099. The cubic root of 117996356 is about 490.4817641345.

The spelling of 117996356 in words is "one hundred seventeen million, nine hundred ninety-six thousand, three hundred fifty-six".