116660511 has 24 divisors (see below), whose sum is σ = 194644944. Its totient is φ = 66543360.

The previous prime is 116660503. The next prime is 116660543. The reversal of 116660511 is 115066611.

It is not a de Polignac number, because 116660511 - 2³ = 116660503 is a prime.

It is a super-2 number, since 2×116660511² = 27219349653562242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116660501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32976 + ... + 36341.

It is an arithmetic number, because the mean of its divisors is an integer number (8110206).

Almost surely, 2^116660511 is an apocalyptic number.

116660511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

116660511 is a deficient number, since it is larger than the sum of its proper divisors (77984433).

116660511 is a wasteful number, since it uses less digits than its factorization.

116660511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69351 (or 69348 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 116660511 is about 10800.9495415912. The cubic root of 116660511 is about 488.6238089277.

The spelling of 116660511 in words is "one hundred sixteen million, six hundred sixty thousand, five hundred eleven".