973489977 has 12 divisors (see below), whose sum is σ = 1419805504. Its totient is φ = 642691800.

The previous prime is 973489969. The next prime is 973489997. The reversal of 973489977 is 779984379.

It is not a de Polignac number, because 973489977 - 2³ = 973489969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (973489997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 524149 + ... + 526002.

Almost surely, 2^973489977 is an apocalyptic number.

It is an amenable number.

973489977 is a deficient number, since it is larger than the sum of its proper divisors (446315527).

973489977 is a wasteful number, since it uses less digits than its factorization.

973489977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050260 (or 1050257 counting only the distinct ones).

The product of its digits is 24004512, while the sum is 63.

The square root of 973489977 is about 31200.8009031820. The cubic root of 973489977 is about 991.0840680785.

The spelling of 973489977 in words is "nine hundred seventy-three million, four hundred eighty-nine thousand, nine hundred seventy-seven".