13086317 has 2 divisors, whose sum is σ = 13086318. Its totient is φ = 13086316.

The previous prime is 13086301. The next prime is 13086331. The reversal of 13086317 is 71368031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6791236 + 6295081 = 2606^2 + 2509^2 .

It is a cyclic number.

It is not a de Polignac number, because 13086317 - 2⁴ = 13086301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13086317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13086347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6543158 + 6543159.

It is an arithmetic number, because the mean of its divisors is an integer number (6543159).

Almost surely, 2^13086317 is an apocalyptic number.

It is an amenable number.

13086317 is a deficient number, since it is larger than the sum of its proper divisors (1).

13086317 is an equidigital number, since it uses as much as digits as its factorization.

13086317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 13086317 is about 3617.5014858325. The cubic root of 13086317 is about 235.6527318569.

The spelling of 13086317 in words is "thirteen million, eighty-six thousand, three hundred seventeen".