52715431 has 2 divisors, whose sum is σ = 52715432. Its totient is φ = 52715430.

The previous prime is 52715423. The next prime is 52715477. The reversal of 52715431 is 13451725.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52715431 - 2³ = 52715423 is a prime.

It is a super-2 number, since 2×52715431² = 5557833331031522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52715431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52715401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26357715 + 26357716.

It is an arithmetic number, because the mean of its divisors is an integer number (26357716).

Almost surely, 2^52715431 is an apocalyptic number.

52715431 is a deficient number, since it is larger than the sum of its proper divisors (1).

52715431 is an equidigital number, since it uses as much as digits as its factorization.

52715431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4200, while the sum is 28.

The square root of 52715431 is about 7260.5393050379. The cubic root of 52715431 is about 374.9550903256.

The spelling of 52715431 in words is "fifty-two million, seven hundred fifteen thousand, four hundred thirty-one".