5199657473 has 2 divisors, whose sum is σ = 5199657474. Its totient is φ = 5199657472.

The previous prime is 5199657389. The next prime is 5199657479. The reversal of 5199657473 is 3747569915.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4996651969 + 203005504 = 70687^2 + 14248^2 .

It is a cyclic number.

It is not a de Polignac number, because 5199657473 - 2²⁰ = 5198608897 is a prime.

It is not a weakly prime, because it can be changed into another prime (5199657479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2599828736 + 2599828737.

It is an arithmetic number, because the mean of its divisors is an integer number (2599828737).

Almost surely, 2^5199657473 is an apocalyptic number.

It is an amenable number.

5199657473 is a deficient number, since it is larger than the sum of its proper divisors (1).

5199657473 is an equidigital number, since it uses as much as digits as its factorization.

5199657473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7144200, while the sum is 56.

The square root of 5199657473 is about 72108.6504727415. The cubic root of 5199657473 is about 1732.4401700668.

The spelling of 5199657473 in words is "five billion, one hundred ninety-nine million, six hundred fifty-seven thousand, four hundred seventy-three".