120555195 has 16 divisors (see below), whose sum is σ = 193862400. Its totient is φ = 63971424.

The previous prime is 120555157. The next prime is 120555203. The reversal of 120555195 is 591555021.

It is not a de Polignac number, because 120555195 - 2²² = 116360891 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 17209 + ... + 23178.

It is an arithmetic number, because the mean of its divisors is an integer number (12116400).

Almost surely, 2^120555195 is an apocalyptic number.

120555195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120555195 is a deficient number, since it is larger than the sum of its proper divisors (73307205).

120555195 is a wasteful number, since it uses less digits than its factorization.

120555195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40594.

The product of its (nonzero) digits is 11250, while the sum is 33.

The square root of 120555195 is about 10979.7629755838. The cubic root of 120555195 is about 494.0019273038.

The spelling of 120555195 in words is "one hundred twenty million, five hundred fifty-five thousand, one hundred ninety-five".