13265065349 has 2 divisors, whose sum is σ = 13265065350. Its totient is φ = 13265065348.

The previous prime is 13265065321. The next prime is 13265065369. The reversal of 13265065349 is 94356056231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8385064900 + 4880000449 = 91570^2 + 69857^2 .

It is a cyclic number.

It is not a de Polignac number, because 13265065349 - 2²⁴ = 13248288133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13265065369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6632532674 + 6632532675.

It is an arithmetic number, because the mean of its divisors is an integer number (6632532675).

Almost surely, 2^13265065349 is an apocalyptic number.

It is an amenable number.

13265065349 is a deficient number, since it is larger than the sum of its proper divisors (1).

13265065349 is an equidigital number, since it uses as much as digits as its factorization.

13265065349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 44.

The spelling of 13265065349 in words is "thirteen billion, two hundred sixty-five million, sixty-five thousand, three hundred forty-nine".