117999993 has 16 divisors (see below), whose sum is σ = 163170176. Its totient is φ = 75790080.

The previous prime is 117999983. The next prime is 118000063. The reversal of 117999993 is 399999711.

It is not a de Polignac number, because 117999993 - 2⁵ = 117999961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117999983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6273 + ... + 16593.

It is an arithmetic number, because the mean of its divisors is an integer number (10198136).

Almost surely, 2^117999993 is an apocalyptic number.

It is an amenable number.

117999993 is a deficient number, since it is larger than the sum of its proper divisors (45170183).

117999993 is a wasteful number, since it uses less digits than its factorization.

117999993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10464.

The product of its digits is 1240029, while the sum is 57.

The square root of 117999993 is about 10862.7801689991. The cubic root of 117999993 is about 490.4868034535.

The spelling of 117999993 in words is "one hundred seventeen million, nine hundred ninety-nine thousand, nine hundred ninety-three".