5266122637 has 2 divisors, whose sum is σ = 5266122638. Its totient is φ = 5266122636.

The previous prime is 5266122607. The next prime is 5266122679. The reversal of 5266122637 is 7362216625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5262922116 + 3200521 = 72546^2 + 1789^2 .

It is a cyclic number.

It is not a de Polignac number, because 5266122637 - 2¹⁵ = 5266089869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5266122637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5266122607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2633061318 + 2633061319.

It is an arithmetic number, because the mean of its divisors is an integer number (2633061319).

Almost surely, 2^5266122637 is an apocalyptic number.

It is an amenable number.

5266122637 is a deficient number, since it is larger than the sum of its proper divisors (1).

5266122637 is an equidigital number, since it uses as much as digits as its factorization.

5266122637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 5266122637 is about 72568.0552102645. The cubic root of 5266122637 is about 1739.7906381517.

The spelling of 5266122637 in words is "five billion, two hundred sixty-six million, one hundred twenty-two thousand, six hundred thirty-seven".