120155252 has 36 divisors (see below), whose sum is σ = 258997284. Its totient is φ = 48464640.

The previous prime is 120155249. The next prime is 120155261. The reversal of 120155252 is 252551021.

It can be written as a sum of positive squares in 2 ways, for example, as 62789776 + 57365476 = 7924^2 + 7574^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14699 + ... + 21362.

It is an arithmetic number, because the mean of its divisors is an integer number (7194369).

Almost surely, 2^120155252 is an apocalyptic number.

It is an amenable number.

120155252 is an abundant number, since it is smaller than the sum of its proper divisors (138842032).

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

120155252 is a wasteful number, since it uses less digits than its factorization.

120155252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36096 (or 36087 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 120155252 is about 10961.5351114705. The cubic root of 120155252 is about 493.4550367297.

The spelling of 120155252 in words is "one hundred twenty million, one hundred fifty-five thousand, two hundred fifty-two".