5312564239 has 2 divisors, whose sum is σ = 5312564240. Its totient is φ = 5312564238.

The previous prime is 5312564227. The next prime is 5312564261. The reversal of 5312564239 is 9324652135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5312564239 - 2⁷ = 5312564111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5312564539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656282119 + 2656282120.

It is an arithmetic number, because the mean of its divisors is an integer number (2656282120).

Almost surely, 2^5312564239 is an apocalyptic number.

5312564239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5312564239 is an equidigital number, since it uses as much as digits as its factorization.

5312564239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 40.

The square root of 5312564239 is about 72887.3393601385. The cubic root of 5312564239 is about 1744.8900447680.

The spelling of 5312564239 in words is "five billion, three hundred twelve million, five hundred sixty-four thousand, two hundred thirty-nine".