120156600 has 96 divisors (see below), whose sum is σ = 388725120. Its totient is φ = 30645120.

The previous prime is 120156593. The next prime is 120156601. The reversal of 120156600 is 6651021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120156601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9447 + ... + 18153.

It is an arithmetic number, because the mean of its divisors is an integer number (4049220).

Almost surely, 2^120156600 is an apocalyptic number.

120156600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120156600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194362560).

120156600 is an abundant number, since it is smaller than the sum of its proper divisors (268568520).

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

120156600 is a wasteful number, since it uses less digits than its factorization.

120156600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8749 (or 8740 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 120156600 is about 10961.5965990361. The cubic root of 120156600 is about 493.4568820504.

The spelling of 120156600 in words is "one hundred twenty million, one hundred fifty-six thousand, six hundred".