13698099 has 16 divisors (see below), whose sum is σ = 20628640. Its totient is φ = 8981280.

The previous prime is 13698067. The next prime is 13698109. The reversal of 13698099 is 99089631.

It is not a de Polignac number, because 13698099 - 2⁵ = 13698067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13698019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2512 + ... + 5805.

It is an arithmetic number, because the mean of its divisors is an integer number (1289290).

Almost surely, 2^13698099 is an apocalyptic number.

13698099 is a deficient number, since it is larger than the sum of its proper divisors (6930541).

13698099 is an equidigital number, since it uses as much as digits as its factorization.

13698099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8387 (or 8381 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The square root of 13698099 is about 3701.0942976368. The cubic root of 13698099 is about 239.2691831200.

The spelling of 13698099 in words is "thirteen million, six hundred ninety-eight thousand, ninety-nine".