53007509431 has 2 divisors, whose sum is σ = 53007509432. Its totient is φ = 53007509430.

The previous prime is 53007509407. The next prime is 53007509473. The reversal of 53007509431 is 13490570035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53007509431 - 2⁹ = 53007508919 is a prime.

It is a super-2 number, since 2×53007509431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53007509231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26503754715 + 26503754716.

It is an arithmetic number, because the mean of its divisors is an integer number (26503754716).

Almost surely, 2^53007509431 is an apocalyptic number.

53007509431 is a deficient number, since it is larger than the sum of its proper divisors (1).

53007509431 is an equidigital number, since it uses as much as digits as its factorization.

53007509431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 37.

The spelling of 53007509431 in words is "fifty-three billion, seven million, five hundred nine thousand, four hundred thirty-one".