120957955 has 4 divisors (see below), whose sum is σ = 145149552. Its totient is φ = 96766360.

The previous prime is 120957923. The next prime is 120957961. The reversal of 120957955 is 559759021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 559759021 = 19559 ⋅28619.

It is not a de Polignac number, because 120957955 - 2⁵ = 120957923 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12095791 + ... + 12095800.

It is an arithmetic number, because the mean of its divisors is an integer number (36287388).

Almost surely, 2^120957955 is an apocalyptic number.

120957955 is a deficient number, since it is larger than the sum of its proper divisors (24191597).

120957955 is an equidigital number, since it uses as much as digits as its factorization.

120957955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24191596.

The product of its (nonzero) digits is 141750, while the sum is 43.

The square root of 120957955 is about 10998.0886975874. The cubic root of 120957955 is about 494.5514489149.

The spelling of 120957955 in words is "one hundred twenty million, nine hundred fifty-seven thousand, nine hundred fifty-five".