120253156 has 9 divisors (see below), whose sum is σ = 210481411. Its totient is φ = 60115612.

The previous prime is 120253117. The next prime is 120253157. The reversal of 120253156 is 651352021.

The square root of 120253156 is 10966.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120253156.

It is not an unprimeable number, because it can be changed into a prime (120253157) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19191 + ... + 24673.

Almost surely, 2^120253156 is an apocalyptic number.

120253156 is the 10966-th square number.

It is an amenable number.

120253156 is a deficient number, since it is larger than the sum of its proper divisors (90228255).

120253156 is an frugal number, since it uses more digits than its factorization.

120253156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10970 (or 5485 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The cubic root of 120253156 is about 493.5890247869.

Multiplying 120253156 by its sum of digits (25), we get a square (3006328900 = 54830²).

It can be divided in two parts, 120253 and 156, that added together give a square (120409 = 347²).

The spelling of 120253156 in words is "one hundred twenty million, two hundred fifty-three thousand, one hundred fifty-six".