117392166 has 20 divisors (see below), whose sum is σ = 263045772. Its totient is φ = 39130668.

The previous prime is 117392147. The next prime is 117392167. The reversal of 117392166 is 661293711.

It is a self number, because there is not a number n which added to its sum of digits gives 117392166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117392167) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 362160 + ... + 362483.

Almost surely, 2^117392166 is an apocalyptic number.

117392166 is an abundant number, since it is smaller than the sum of its proper divisors (145653606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117392166 is an equidigital number, since it uses as much as digits as its factorization.

117392166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724657 (or 724648 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 117392166 is about 10834.7665410935. The cubic root of 117392166 is about 489.6431748979.

It can be divided in two parts, 1173 and 92166, that added together give a palindrome (93339).

The spelling of 117392166 in words is "one hundred seventeen million, three hundred ninety-two thousand, one hundred sixty-six".