13277435309 has 2 divisors, whose sum is σ = 13277435310. Its totient is φ = 13277435308.

The previous prime is 13277435299. The next prime is 13277435321. The reversal of 13277435309 is 90353477231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11277378025 + 2000057284 = 106195^2 + 44722^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13277435309 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13277435309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13277435329) 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, 6638717654 + 6638717655.

It is an arithmetic number, because the mean of its divisors is an integer number (6638717655).

Almost surely, 2^13277435309 is an apocalyptic number.

It is an amenable number.

13277435309 is a deficient number, since it is larger than the sum of its proper divisors (1).

13277435309 is an equidigital number, since it uses as much as digits as its factorization.

13277435309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 44.

The spelling of 13277435309 in words is "thirteen billion, two hundred seventy-seven million, four hundred thirty-five thousand, three hundred nine".