975244797 has 12 divisors (see below), whose sum is σ = 1491551100. Its totient is φ = 611918208.

The previous prime is 975244793. The next prime is 975244801. The reversal of 975244797 is 797442579.

It is an interprime number because it is at equal distance from previous prime (975244793) and next prime (975244801).

It can be written as a sum of positive squares in 2 ways, for example, as 495240516 + 480004281 = 22254^2 + 21909^2 .

It is not a de Polignac number, because 975244797 - 2² = 975244793 is a prime.

It is a super-2 number, since 2×975244797² = 1902204828151142418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (975244793) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3186922 + ... + 3187227.

It is an arithmetic number, because the mean of its divisors is an integer number (124295925).

Almost surely, 2^975244797 is an apocalyptic number.

It is an amenable number.

975244797 is a deficient number, since it is larger than the sum of its proper divisors (516306303).

975244797 is a wasteful number, since it uses less digits than its factorization.

975244797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6374172 (or 6374169 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 54.

The square root of 975244797 is about 31228.9096351442. The cubic root of 975244797 is about 991.6792223567.

The spelling of 975244797 in words is "nine hundred seventy-five million, two hundred forty-four thousand, seven hundred ninety-seven".