116121572 has 36 divisors (see below), whose sum is σ = 246677760. Its totient is φ = 47600784.

The previous prime is 116121563. The next prime is 116121581. The reversal of 116121572 is 275121611.

It is an interprime number because it is at equal distance from previous prime (116121563) and next prime (116121581).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8372 + ... + 17387.

It is an arithmetic number, because the mean of its divisors is an integer number (6852160).

Almost surely, 2^116121572 is an apocalyptic number.

It is an amenable number.

116121572 is an abundant number, since it is smaller than the sum of its proper divisors (130556188).

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

116121572 is a wasteful number, since it uses less digits than its factorization.

116121572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25800 (or 25791 counting only the distinct ones).

The product of its digits is 840, while the sum is 26.

The square root of 116121572 is about 10775.9719747223. The cubic root of 116121572 is about 487.8702120583.

The spelling of 116121572 in words is "one hundred sixteen million, one hundred twenty-one thousand, five hundred seventy-two".