117791080 has 48 divisors (see below), whose sum is σ = 291325860. Its totient is φ = 42831360.

The previous prime is 117790993. The next prime is 117791083. The reversal of 117791080 is 80197711.

It can be written as a sum of positive squares in 2 ways, for example, as 106461124 + 11329956 = 10318^2 + 3366^2 .

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (117791083) 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, 7329 + ... + 17008.

Almost surely, 2^117791080 is an apocalyptic number.

117791080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117791080 is an abundant number, since it is smaller than the sum of its proper divisors (173534780).

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

117791080 is a wasteful number, since it uses less digits than its factorization.

117791080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24370 (or 24355 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 34.

The square root of 117791080 is about 10853.1599085243. The cubic root of 117791080 is about 490.1971717945.

It can be divided in two parts, 117 and 791080, that added together give a palindrome (791197).

The spelling of 117791080 in words is "one hundred seventeen million, seven hundred ninety-one thousand, eighty".