120772899 has 24 divisors (see below), whose sum is σ = 188238960. Its totient is φ = 74175552.

The previous prime is 120772891. The next prime is 120772919. The reversal of 120772899 is 998277021.

It is not a de Polignac number, because 120772899 - 2³ = 120772891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120772891) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118012 + ... + 119030.

It is an arithmetic number, because the mean of its divisors is an integer number (7843290).

Almost surely, 2^120772899 is an apocalyptic number.

120772899 is a deficient number, since it is larger than the sum of its proper divisors (67466061).

120772899 is a wasteful number, since it uses less digits than its factorization.

120772899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051 (or 2048 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The square root of 120772899 is about 10989.6723791021. The cubic root of 120772899 is about 494.2991121277.

The spelling of 120772899 in words is "one hundred twenty million, seven hundred seventy-two thousand, eight hundred ninety-nine".