13688099 has 2 divisors, whose sum is σ = 13688100. Its totient is φ = 13688098.

The previous prime is 13688083. The next prime is 13688119. The reversal of 13688099 is 99088631.

13688099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13688099 - 2⁴ = 13688083 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13688299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6844049 + 6844050.

It is an arithmetic number, because the mean of its divisors is an integer number (6844050).

Almost surely, 2^13688099 is an apocalyptic number.

13688099 is a deficient number, since it is larger than the sum of its proper divisors (1).

13688099 is an equidigital number, since it uses as much as digits as its factorization.

13688099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 13688099 is about 3699.7430991895. The cubic root of 13688099 is about 239.2109445204.

The spelling of 13688099 in words is "thirteen million, six hundred eighty-eight thousand, ninety-nine".