117055790 has 32 divisors (see below), whose sum is σ = 217413504. Its totient is φ = 45342720.

The previous prime is 117055781. The next prime is 117055831. The reversal of 117055790 is 97550711.

It is a self number, because there is not a number n which added to its sum of digits gives 117055790.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94475 + ... + 95705.

It is an arithmetic number, because the mean of its divisors is an integer number (6794172).

Almost surely, 2^117055790 is an apocalyptic number.

117055790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117055790 is a deficient number, since it is larger than the sum of its proper divisors (100357714).

117055790 is a wasteful number, since it uses less digits than its factorization.

117055790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532.

The product of its (nonzero) digits is 11025, while the sum is 35.

The square root of 117055790 is about 10819.2324126992. The cubic root of 117055790 is about 489.1750522970.

The spelling of 117055790 in words is "one hundred seventeen million, fifty-five thousand, seven hundred ninety".