120755571 has 16 divisors (see below), whose sum is σ = 169344000. Its totient is φ = 76433760.

The previous prime is 120755563. The next prime is 120755597. The reversal of 120755571 is 175557021.

It is not a de Polignac number, because 120755571 - 2³ = 120755563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120755501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7321 + ... + 17178.

It is an arithmetic number, because the mean of its divisors is an integer number (10584000).

Almost surely, 2^120755571 is an apocalyptic number.

120755571 is a deficient number, since it is larger than the sum of its proper divisors (48588429).

120755571 is a wasteful number, since it uses less digits than its factorization.

120755571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24586.

The product of its (nonzero) digits is 12250, while the sum is 33.

The square root of 120755571 is about 10988.8839742715. The cubic root of 120755571 is about 494.2754709942.

The spelling of 120755571 in words is "one hundred twenty million, seven hundred fifty-five thousand, five hundred seventy-one".