977385603 has 4 divisors (see below), whose sum is σ = 1303180808. Its totient is φ = 651590400.

The previous prime is 977385587. The next prime is 977385611. The reversal of 977385603 is 306583779.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306583779 = 3 ⋅102194593.

It is not a de Polignac number, because 977385603 - 2⁴ = 977385587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (977385613) 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 3 ways as a sum of consecutive naturals, for example, 162897598 + ... + 162897603.

It is an arithmetic number, because the mean of its divisors is an integer number (325795202).

Almost surely, 2^977385603 is an apocalyptic number.

977385603 is a deficient number, since it is larger than the sum of its proper divisors (325795205).

977385603 is a wasteful number, since it uses less digits than its factorization.

977385603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325795204.

The product of its (nonzero) digits is 952560, while the sum is 48.

The square root of 977385603 is about 31263.1668741348. The cubic root of 977385603 is about 992.4043193786.

The spelling of 977385603 in words is "nine hundred seventy-seven million, three hundred eighty-five thousand, six hundred three".