13698907 has 2 divisors, whose sum is σ = 13698908. Its totient is φ = 13698906.

The previous prime is 13698899. The next prime is 13698929. The reversal of 13698907 is 70989631.

13698907 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 13698907 - 2³ = 13698899 is a prime.

It is not a weakly prime, because it can be changed into another prime (13693907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6849453 + 6849454.

It is an arithmetic number, because the mean of its divisors is an integer number (6849454).

Almost surely, 2^13698907 is an apocalyptic number.

13698907 is a deficient number, since it is larger than the sum of its proper divisors (1).

13698907 is an equidigital number, since it uses as much as digits as its factorization.

13698907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 13698907 is about 3701.2034529326. The cubic root of 13698907 is about 239.2738875611.

The spelling of 13698907 in words is "thirteen million, six hundred ninety-eight thousand, nine hundred seven".