5298691637 has 2 divisors, whose sum is σ = 5298691638. Its totient is φ = 5298691636.

The previous prime is 5298691613. The next prime is 5298691667. The reversal of 5298691637 is 7361968925.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5283254596 + 15437041 = 72686^2 + 3929^2 .

It is a cyclic number.

It is not a de Polignac number, because 5298691637 - 2⁸ = 5298691381 is a prime.

It is a super-2 number, since 2×5298691637² = 56152266128027479538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5298691667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2649345818 + 2649345819.

It is an arithmetic number, because the mean of its divisors is an integer number (2649345819).

Almost surely, 2^5298691637 is an apocalyptic number.

It is an amenable number.

5298691637 is a deficient number, since it is larger than the sum of its proper divisors (1).

5298691637 is an equidigital number, since it uses as much as digits as its factorization.

5298691637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 56.

The square root of 5298691637 is about 72792.1124641949. The cubic root of 5298691637 is about 1743.3699210036.

The spelling of 5298691637 in words is "five billion, two hundred ninety-eight million, six hundred ninety-one thousand, six hundred thirty-seven".