13993299 has 6 divisors (see below), whose sum is σ = 20212556. Its totient is φ = 9328860.

The previous prime is 13993279. The next prime is 13993313. The reversal of 13993299 is 99239931.

13993299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13993299 - 2⁵ = 13993267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13993229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 777397 + ... + 777414.

Almost surely, 2^13993299 is an apocalyptic number.

13993299 is a deficient number, since it is larger than the sum of its proper divisors (6219257).

13993299 is a wasteful number, since it uses less digits than its factorization.

13993299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554817 (or 1554814 counting only the distinct ones).

The product of its digits is 118098, while the sum is 45.

The square root of 13993299 is about 3740.7618208060. The cubic root of 13993299 is about 240.9757670348.

The spelling of 13993299 in words is "thirteen million, nine hundred ninety-three thousand, two hundred ninety-nine".