120555404 has 12 divisors (see below), whose sum is σ = 217777728. Its totient is φ = 58333200.

The previous prime is 120555377. The next prime is 120555439. The reversal of 120555404 is 404555021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485987 + ... + 486234.

It is an arithmetic number, because the mean of its divisors is an integer number (18148144).

Almost surely, 2^120555404 is an apocalyptic number.

It is an amenable number.

120555404 is a deficient number, since it is larger than the sum of its proper divisors (97222324).

120555404 is a wasteful number, since it uses less digits than its factorization.

120555404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972256 (or 972254 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 120555404 is about 10979.7724930893. The cubic root of 120555404 is about 494.0022127784.

The spelling of 120555404 in words is "one hundred twenty million, five hundred fifty-five thousand, four hundred four".