117970623 has 6 divisors (see below), whose sum is σ = 170402024. Its totient is φ = 78647076.

The previous prime is 117970613. The next prime is 117970661. The reversal of 117970623 is 326079711.

It is a happy number.

It is not a de Polignac number, because 117970623 - 2⁸ = 117970367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117970613) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6553915 + ... + 6553932.

Almost surely, 2^117970623 is an apocalyptic number.

117970623 is a deficient number, since it is larger than the sum of its proper divisors (52431401).

117970623 is a wasteful number, since it uses less digits than its factorization.

117970623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13107853 (or 13107850 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 117970623 is about 10861.4282210030. The cubic root of 117970623 is about 490.4461062964.

The spelling of 117970623 in words is "one hundred seventeen million, nine hundred seventy thousand, six hundred twenty-three".