117895923 has 12 divisors (see below), whose sum is σ = 170960088. Its totient is φ = 78289920.

The previous prime is 117895913. The next prime is 117895927. The reversal of 117895923 is 329598711.

It is not a de Polignac number, because 117895923 - 2¹⁸ = 117633779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117895927) 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, 23173 + ... + 27798.

It is an arithmetic number, because the mean of its divisors is an integer number (14246674).

Almost surely, 2^117895923 is an apocalyptic number.

117895923 is a deficient number, since it is larger than the sum of its proper divisors (53064165).

117895923 is a wasteful number, since it uses less digits than its factorization.

117895923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51234 (or 51231 counting only the distinct ones).

The product of its digits is 136080, while the sum is 45.

The square root of 117895923 is about 10857.9889021863. The cubic root of 117895923 is about 490.3425662265.

The spelling of 117895923 in words is "one hundred seventeen million, eight hundred ninety-five thousand, nine hundred twenty-three".