973121895775 has 12 divisors (see below), whose sum is σ = 1209311583232. Its totient is φ = 776794011840.

The previous prime is 973121895773. The next prime is 973121895787. The reversal of 973121895775 is 577598121379.

It is not a de Polignac number, because 973121895775 - 2¹ = 973121895773 is a prime.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (973121895773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42575967 + ... + 42598816.

Almost surely, 2^973121895775 is an apocalyptic number.

973121895775 is a deficient number, since it is larger than the sum of its proper divisors (236189687457).

973121895775 is a wasteful number, since it uses less digits than its factorization.

973121895775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85175250 (or 85175245 counting only the distinct ones).

The product of its digits is 33339600, while the sum is 64.

The spelling of 973121895775 in words is "nine hundred seventy-three billion, one hundred twenty-one million, eight hundred ninety-five thousand, seven hundred seventy-five".