975273983 has 4 divisors (see below), whose sum is σ = 975601968. Its totient is φ = 974946000.

The previous prime is 975273977. The next prime is 975274033. The reversal of 975273983 is 389372579.

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 975273983 - 2¹⁸ = 975011839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (975273283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159491 + ... + 165492.

It is an arithmetic number, because the mean of its divisors is an integer number (243900492).

Almost surely, 2^975273983 is an apocalyptic number.

975273983 is a deficient number, since it is larger than the sum of its proper divisors (327985).

975273983 is a wasteful number, since it uses less digits than its factorization.

975273983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327984.

The product of its digits is 2857680, while the sum is 53.

The square root of 975273983 is about 31229.3769230191. The cubic root of 975273983 is about 991.6891148682.

The spelling of 975273983 in words is "nine hundred seventy-five million, two hundred seventy-three thousand, nine hundred eighty-three".