117661260 has 24 divisors (see below), whose sum is σ = 329451696. Its totient is φ = 31376320.

The previous prime is 117661259. The next prime is 117661289. The reversal of 117661260 is 62166711.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980451 + ... + 980570.

It is an arithmetic number, because the mean of its divisors is an integer number (13727154).

Almost surely, 2^117661260 is an apocalyptic number.

117661260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117661260 is an abundant number, since it is smaller than the sum of its proper divisors (211790436).

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

117661260 is a wasteful number, since it uses less digits than its factorization.

117661260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961033 (or 1961031 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 117661260 is about 10847.1775130676. The cubic root of 117661260 is about 490.0170200946.

The spelling of 117661260 in words is "one hundred seventeen million, six hundred sixty-one thousand, two hundred sixty".