120813372 has 72 divisors (see below), whose sum is σ = 311875200. Its totient is φ = 39427200.

The previous prime is 120813361. The next prime is 120813377. The reversal of 120813372 is 273318021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120813377) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 541653 + ... + 541875.

It is an arithmetic number, because the mean of its divisors is an integer number (4331600).

Almost surely, 2^120813372 is an apocalyptic number.

120813372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120813372 is an abundant number, since it is smaller than the sum of its proper divisors (191061828).

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

120813372 is a wasteful number, since it uses less digits than its factorization.

120813372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 478 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 120813372 is about 10991.5136355281. The cubic root of 120813372 is about 494.3543219024.

The spelling of 120813372 in words is "one hundred twenty million, eight hundred thirteen thousand, three hundred seventy-two".