13694899 has 2 divisors, whose sum is σ = 13694900. Its totient is φ = 13694898.

The previous prime is 13694897. The next prime is 13694909. The reversal of 13694899 is 99849631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13694899 - 2¹ = 13694897 is a prime.

Together with 13694897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13694897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6847449 + 6847450.

It is an arithmetic number, because the mean of its divisors is an integer number (6847450).

Almost surely, 2^13694899 is an apocalyptic number.

13694899 is a deficient number, since it is larger than the sum of its proper divisors (1).

13694899 is an equidigital number, since it uses as much as digits as its factorization.

13694899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 49.

The square root of 13694899 is about 3700.6619678106. The cubic root of 13694899 is about 239.2505498528.

The spelling of 13694899 in words is "thirteen million, six hundred ninety-four thousand, eight hundred ninety-nine".