13249713331 has 2 divisors, whose sum is σ = 13249713332. Its totient is φ = 13249713330.

The previous prime is 13249713329. The next prime is 13249713341. The reversal of 13249713331 is 13331794231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13249713331 - 2¹ = 13249713329 is a prime.

It is a super-2 number, since 2×13249713331² (a number of 21 digits) contains 22 as substring.

Together with 13249713329, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13249713341) 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, 6624856665 + 6624856666.

It is an arithmetic number, because the mean of its divisors is an integer number (6624856666).

Almost surely, 2^13249713331 is an apocalyptic number.

13249713331 is a deficient number, since it is larger than the sum of its proper divisors (1).

13249713331 is an equidigital number, since it uses as much as digits as its factorization.

13249713331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 37.

The spelling of 13249713331 in words is "thirteen billion, two hundred forty-nine million, seven hundred thirteen thousand, three hundred thirty-one".