120516057 has 24 divisors (see below), whose sum is σ = 180180000. Its totient is φ = 77571648.

The previous prime is 120516047. The next prime is 120516073. The reversal of 120516057 is 750615021.

120516057 is a `hidden beast` number, since 1 + 2 + 0 + 51 + 605 + 7 = 666.

It is not a de Polignac number, because 120516057 - 2¹² = 120511961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120516057.

It is not an unprimeable number, because it can be changed into a prime (120516007) 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, 32694 + ... + 36192.

It is an arithmetic number, because the mean of its divisors is an integer number (7507500).

Almost surely, 2^120516057 is an apocalyptic number.

It is an amenable number.

120516057 is a deficient number, since it is larger than the sum of its proper divisors (59663943).

120516057 is a wasteful number, since it uses less digits than its factorization.

120516057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3637 (or 3634 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 120516057 is about 10977.9805519959. The cubic root of 120516057 is about 493.9484626091.

The spelling of 120516057 in words is "one hundred twenty million, five hundred sixteen thousand, fifty-seven".