117969057 has 12 divisors (see below), whose sum is σ = 170513044. Its totient is φ = 78593760.

The previous prime is 117969053. The next prime is 117969067. The reversal of 117969057 is 750969711.

It can be written as a sum of positive squares in 2 ways, for example, as 65999376 + 51969681 = 8124^2 + 7209^2 .

It is not a de Polignac number, because 117969057 - 2² = 117969053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117969053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14007 + ... + 20787.

Almost surely, 2^117969057 is an apocalyptic number.

It is an amenable number.

117969057 is a deficient number, since it is larger than the sum of its proper divisors (52543987).

117969057 is a wasteful number, since it uses less digits than its factorization.

117969057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8720 (or 8717 counting only the distinct ones).

The product of its (nonzero) digits is 119070, while the sum is 45.

The square root of 117969057 is about 10861.3561307969. The cubic root of 117969057 is about 490.4439361460.

The spelling of 117969057 in words is "one hundred seventeen million, nine hundred sixty-nine thousand, fifty-seven".