13323896243531 has 2 divisors, whose sum is σ = 13323896243532. Its totient is φ = 13323896243530.

The previous prime is 13323896243519. The next prime is 13323896243543. The reversal of 13323896243531 is 13534269832331.

It is a balanced prime because it is at equal distance from previous prime (13323896243519) and next prime (13323896243543).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13323896243531 is a prime.

It is a super-2 number, since 2×13323896243531² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13323896243731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661948121765 + 6661948121766.

It is an arithmetic number, because the mean of its divisors is an integer number (6661948121766).

Almost surely, 2^{13323896243531} is an apocalyptic number.

13323896243531 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323896243531 is an equidigital number, since it uses as much as digits as its factorization.

13323896243531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8398080, while the sum is 53.

The spelling of 13323896243531 in words is "thirteen trillion, three hundred twenty-three billion, eight hundred ninety-six million, two hundred forty-three thousand, five hundred thirty-one".