253413321263 has 2 divisors, whose sum is σ = 253413321264. Its totient is φ = 253413321262.

The previous prime is 253413321253. The next prime is 253413321311. The reversal of 253413321263 is 362123314352.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253413321263 is a prime.

It is a super-2 number, since 2×253413321263² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253413321253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126706660631 + 126706660632.

It is an arithmetic number, because the mean of its divisors is an integer number (126706660632).

Almost surely, 2^253413321263 is an apocalyptic number.

253413321263 is a deficient number, since it is larger than the sum of its proper divisors (1).

253413321263 is an equidigital number, since it uses as much as digits as its factorization.

253413321263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 35.

The spelling of 253413321263 in words is "two hundred fifty-three billion, four hundred thirteen million, three hundred twenty-one thousand, two hundred sixty-three".