13386917 has 2 divisors, whose sum is σ = 13386918. Its totient is φ = 13386916.

The previous prime is 13386911. The next prime is 13386931. The reversal of 13386917 is 71968331.

13386917 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7845601 + 5541316 = 2801^2 + 2354^2 .

It is a cyclic number.

It is not a de Polignac number, because 13386917 - 2⁶ = 13386853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13386911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6693458 + 6693459.

It is an arithmetic number, because the mean of its divisors is an integer number (6693459).

Almost surely, 2^13386917 is an apocalyptic number.

It is an amenable number.

13386917 is a deficient number, since it is larger than the sum of its proper divisors (1).

13386917 is an equidigital number, since it uses as much as digits as its factorization.

13386917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 38.

The square root of 13386917 is about 3658.8136055284. The cubic root of 13386917 is about 237.4434480311.

The spelling of 13386917 in words is "thirteen million, three hundred eighty-six thousand, nine hundred seventeen".