13386539 has 2 divisors, whose sum is σ = 13386540. Its totient is φ = 13386538.

The previous prime is 13386509. The next prime is 13386547. The reversal of 13386539 is 93568331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13386539 - 2⁸ = 13386283 is a prime.

It is not a weakly prime, because it can be changed into another prime (13386509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6693269 + 6693270.

It is an arithmetic number, because the mean of its divisors is an integer number (6693270).

Almost surely, 2^13386539 is an apocalyptic number.

13386539 is a deficient number, since it is larger than the sum of its proper divisors (1).

13386539 is an equidigital number, since it uses as much as digits as its factorization.

13386539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 38.

The square root of 13386539 is about 3658.7619490751. The cubic root of 13386539 is about 237.4412131509.

The spelling of 13386539 in words is "thirteen million, three hundred eighty-six thousand, five hundred thirty-nine".