120636104 has 32 divisors (see below), whose sum is σ = 241799040. Its totient is φ = 56284800.

The previous prime is 120636091. The next prime is 120636107. The reversal of 120636104 is 401636021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 120636104.

It is not an unprimeable number, because it can be changed into a prime (120636107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452 + ... + 15539.

It is an arithmetic number, because the mean of its divisors is an integer number (7556220).

Almost surely, 2^120636104 is an apocalyptic number.

It is an amenable number.

120636104 is an abundant number, since it is smaller than the sum of its proper divisors (121162936).

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

120636104 is a wasteful number, since it uses less digits than its factorization.

120636104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16061 (or 16057 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 120636104 is about 10983.4468178254. The cubic root of 120636104 is about 494.1124168425.

The spelling of 120636104 in words is "one hundred twenty million, six hundred thirty-six thousand, one hundred four".