120636425 has 36 divisors (see below), whose sum is σ = 185166720. Its totient is φ = 76340160.

The previous prime is 120636421. The next prime is 120636443. The reversal of 120636425 is 524636021.

It is not a de Polignac number, because 120636425 - 2² = 120636421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120636421) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27536 + ... + 31614.

It is an arithmetic number, because the mean of its divisors is an integer number (5143520).

Almost surely, 2^120636425 is an apocalyptic number.

It is an amenable number.

120636425 is a deficient number, since it is larger than the sum of its proper divisors (64530295).

120636425 is a wasteful number, since it uses less digits than its factorization.

120636425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122 (or 4104 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 120636425 is about 10983.4614307148. The cubic root of 120636425 is about 494.1128551025.

The spelling of 120636425 in words is "one hundred twenty million, six hundred thirty-six thousand, four hundred twenty-five".