977177130 has 32 divisors (see below), whose sum is σ = 2357144064. Its totient is φ = 259256256.

The previous prime is 977177101. The next prime is 977177161. The reversal of 977177130 is 31771779.

977177130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76762 + ... + 88581.

It is an arithmetic number, because the mean of its divisors is an integer number (73660752).

Almost surely, 2^977177130 is an apocalyptic number.

977177130 is an abundant number, since it is smaller than the sum of its proper divisors (1379966934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

977177130 is a wasteful number, since it uses less digits than its factorization.

977177130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165550.

The product of its (nonzero) digits is 64827, while the sum is 42.

The square root of 977177130 is about 31259.8325331407. The cubic root of 977177130 is about 992.3337555477. Note that the first 3 decimals are identical.

The spelling of 977177130 in words is "nine hundred seventy-seven million, one hundred seventy-seven thousand, one hundred thirty".