5263489831 has 2 divisors, whose sum is σ = 5263489832. Its totient is φ = 5263489830.

The previous prime is 5263489817. The next prime is 5263489843. The reversal of 5263489831 is 1389843625.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5263489831 is a prime.

It is a super-2 number, since 2×5263489831² = 55408650402080817122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5263481831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631744915 + 2631744916.

It is an arithmetic number, because the mean of its divisors is an integer number (2631744916).

Almost surely, 2^5263489831 is an apocalyptic number.

5263489831 is a deficient number, since it is larger than the sum of its proper divisors (1).

5263489831 is an equidigital number, since it uses as much as digits as its factorization.

5263489831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 49.

The square root of 5263489831 is about 72549.9126877490. The cubic root of 5263489831 is about 1739.5006528306.

The spelling of 5263489831 in words is "five billion, two hundred sixty-three million, four hundred eighty-nine thousand, eight hundred thirty-one".