974975135 has 4 divisors (see below), whose sum is σ = 1169970168. Its totient is φ = 779980104.

The previous prime is 974975117. The next prime is 974975147. The reversal of 974975135 is 531579479.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 974975135 - 2⁸ = 974974879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97497509 + ... + 97497518.

It is an arithmetic number, because the mean of its divisors is an integer number (292492542).

Almost surely, 2^974975135 is an apocalyptic number.

974975135 is a deficient number, since it is larger than the sum of its proper divisors (194995033).

974975135 is a wasteful number, since it uses less digits than its factorization.

974975135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194995032.

The product of its digits is 1190700, while the sum is 50.

The square root of 974975135 is about 31224.5918307990. The cubic root of 974975135 is about 991.5878118532.

The spelling of 974975135 in words is "nine hundred seventy-four million, nine hundred seventy-five thousand, one hundred thirty-five".