5231864971 has 12 divisors (see below), whose sum is σ = 5560339792. Its totient is φ = 4921792128.

The previous prime is 5231864929. The next prime is 5231864977. The reversal of 5231864971 is 1794681325.

It is a de Polignac number, because none of the positive numbers 2^k-5231864971 is a prime.

It is a super-2 number, since 2×5231864971² = 54744822149553661682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5231864977) 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, 1180666 + ... + 1185088.

Almost surely, 2^5231864971 is an apocalyptic number.

5231864971 is a deficient number, since it is larger than the sum of its proper divisors (328474821).

5231864971 is a wasteful number, since it uses less digits than its factorization.

5231864971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8550 (or 8533 counting only the distinct ones).

The product of its digits is 362880, while the sum is 46.

The square root of 5231864971 is about 72331.6318839828. The cubic root of 5231864971 is about 1736.0098123698.

The spelling of 5231864971 in words is "five billion, two hundred thirty-one million, eight hundred sixty-four thousand, nine hundred seventy-one".