5256921599 has 2 divisors, whose sum is σ = 5256921600. Its totient is φ = 5256921598.

The previous prime is 5256921563. The next prime is 5256921601. The reversal of 5256921599 is 9951296525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5256921599 - 2¹² = 5256917503 is a prime.

It is a Sophie Germain prime.

Together with 5256921601, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5256921599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5256921529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2628460799 + 2628460800.

It is an arithmetic number, because the mean of its divisors is an integer number (2628460800).

Almost surely, 2^5256921599 is an apocalyptic number.

5256921599 is a deficient number, since it is larger than the sum of its proper divisors (1).

5256921599 is an equidigital number, since it uses as much as digits as its factorization.

5256921599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2187000, while the sum is 53.

The square root of 5256921599 is about 72504.6315693005. The cubic root of 5256921599 is about 1738.7767858359.

The spelling of 5256921599 in words is "five billion, two hundred fifty-six million, nine hundred twenty-one thousand, five hundred ninety-nine".