120890577 has 8 divisors (see below), whose sum is σ = 161300160. Its totient is φ = 80537360.

The previous prime is 120890573. The next prime is 120890603. The reversal of 120890577 is 775098021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120890577 - 2² = 120890573 is a prime.

It is a super-2 number, since 2×120890577² = 29229063214785858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120890573) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8802 + ... + 17867.

It is an arithmetic number, because the mean of its divisors is an integer number (20162520).

Almost surely, 2^120890577 is an apocalyptic number.

It is an amenable number.

120890577 is a deficient number, since it is larger than the sum of its proper divisors (40409583).

120890577 is a wasteful number, since it uses less digits than its factorization.

120890577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28183.

The product of its (nonzero) digits is 35280, while the sum is 39.

The square root of 120890577 is about 10995.0251022906. The cubic root of 120890577 is about 494.4596041175.

The spelling of 120890577 in words is "one hundred twenty million, eight hundred ninety thousand, five hundred seventy-seven".