5125800637 has 2 divisors, whose sum is σ = 5125800638. Its totient is φ = 5125800636.

The previous prime is 5125800623. The next prime is 5125800697. The reversal of 5125800637 is 7360085215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5051513476 + 74287161 = 71074^2 + 8619^2 .

It is a cyclic number.

It is not a de Polignac number, because 5125800637 - 2¹⁹ = 5125276349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5125800596 and 5125800605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5125800697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2562900318 + 2562900319.

It is an arithmetic number, because the mean of its divisors is an integer number (2562900319).

Almost surely, 2^5125800637 is an apocalyptic number.

It is an amenable number.

5125800637 is a deficient number, since it is larger than the sum of its proper divisors (1).

5125800637 is an equidigital number, since it uses as much as digits as its factorization.

5125800637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 5125800637 is about 71594.6969893721. The cubic root of 5125800637 is about 1724.1983966647.

The spelling of 5125800637 in words is "five billion, one hundred twenty-five million, eight hundred thousand, six hundred thirty-seven".