120061636 has 12 divisors (see below), whose sum is σ = 216885760. Its totient is φ = 58094280.

The previous prime is 120061561. The next prime is 120061649. The reversal of 120061636 is 636160021.

It is a self number, because there is not a number n which added to its sum of digits gives 120061636.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483996 + ... + 484243.

Almost surely, 2^120061636 is an apocalyptic number.

It is an amenable number.

120061636 is a deficient number, since it is larger than the sum of its proper divisors (96824124).

120061636 is a wasteful number, since it uses less digits than its factorization.

120061636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968274 (or 968272 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 120061636 is about 10957.2640745763. The cubic root of 120061636 is about 493.3268489936.

The spelling of 120061636 in words is "one hundred twenty million, sixty-one thousand, six hundred thirty-six".