977028102 has 16 divisors (see below), whose sum is σ = 2171173680. Its totient is φ = 325676016.

The previous prime is 977028077. The next prime is 977028133. The reversal of 977028102 is 201820779.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9046503 + ... + 9046610.

It is an arithmetic number, because the mean of its divisors is an integer number (135698355).

Almost surely, 2^977028102 is an apocalyptic number.

977028102 is an abundant number, since it is smaller than the sum of its proper divisors (1194145578).

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

977028102 is a wasteful number, since it uses less digits than its factorization.

977028102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18093124 (or 18093118 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 977028102 is about 31257.4487442593. The cubic root of 977028102 is about 992.2833064773.

The spelling of 977028102 in words is "nine hundred seventy-seven million, twenty-eight thousand, one hundred two".