13078076513 has 2 divisors, whose sum is σ = 13078076514. Its totient is φ = 13078076512.

The previous prime is 13078076443. The next prime is 13078076519. The reversal of 13078076513 is 31567087031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9392129569 + 3685946944 = 96913^2 + 60712^2 .

It is a cyclic number.

It is not a de Polignac number, because 13078076513 - 2²⁴ = 13061299297 is a prime.

It is not a weakly prime, because it can be changed into another prime (13078076519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6539038256 + 6539038257.

It is an arithmetic number, because the mean of its divisors is an integer number (6539038257).

Almost surely, 2^13078076513 is an apocalyptic number.

It is an amenable number.

13078076513 is a deficient number, since it is larger than the sum of its proper divisors (1).

13078076513 is an equidigital number, since it uses as much as digits as its factorization.

13078076513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 41.

The spelling of 13078076513 in words is "thirteen billion, seventy-eight million, seventy-six thousand, five hundred thirteen".