53002311331 has 2 divisors, whose sum is σ = 53002311332. Its totient is φ = 53002311330.

The previous prime is 53002311319. The next prime is 53002311347. The reversal of 53002311331 is 13311320035.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53002311331 - 2²⁵ = 52968756899 is a prime.

It is a super-2 number, since 2×53002311331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53002311431) 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, 26501155665 + 26501155666.

It is an arithmetic number, because the mean of its divisors is an integer number (26501155666).

Almost surely, 2^53002311331 is an apocalyptic number.

53002311331 is a deficient number, since it is larger than the sum of its proper divisors (1).

53002311331 is an equidigital number, since it uses as much as digits as its factorization.

53002311331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 22.

Adding to 53002311331 its reverse (13311320035), we get a palindrome (66313631366).

The spelling of 53002311331 in words is "fifty-three billion, two million, three hundred eleven thousand, three hundred thirty-one".