975427975 has 6 divisors (see below), whose sum is σ = 1209530720. Its totient is φ = 780342360.

The previous prime is 975427961. The next prime is 975427987. The reversal of 975427975 is 579724579.

It is a happy number.

It is not a de Polignac number, because 975427975 - 2⁹ = 975427463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19508535 + ... + 19508584.

Almost surely, 2^975427975 is an apocalyptic number.

975427975 is a deficient number, since it is larger than the sum of its proper divisors (234102745).

975427975 is a wasteful number, since it uses less digits than its factorization.

975427975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39017129 (or 39017124 counting only the distinct ones).

The product of its digits is 5556600, while the sum is 55.

The square root of 975427975 is about 31231.8423247813. The cubic root of 975427975 is about 991.7413067500.

The spelling of 975427975 in words is "nine hundred seventy-five million, four hundred twenty-seven thousand, nine hundred seventy-five".