120555412 has 24 divisors (see below), whose sum is σ = 215137832. Its totient is φ = 59097600.

The previous prime is 120555377. The next prime is 120555439. The reversal of 120555412 is 214555021.

It can be written as a sum of positive squares in 4 ways, for example, as 2268036 + 118287376 = 1506^2 + 10876^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51712 + ... + 53992.

Almost surely, 2^120555412 is an apocalyptic number.

It is an amenable number.

120555412 is a deficient number, since it is larger than the sum of its proper divisors (94582420).

120555412 is a wasteful number, since it uses less digits than its factorization.

120555412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2539 (or 2537 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 120555412 is about 10979.7728573955. The cubic root of 120555412 is about 494.0022237056.

The spelling of 120555412 in words is "one hundred twenty million, five hundred fifty-five thousand, four hundred twelve".