It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13799 is a prime.
It is a Chen prime.
It is an Ulam number.
It is a plaindrome in base 10.
It is a congruent number.
213799 is an apocalyptic number.
13799 is an equidigital number, since it uses as much as digits as its factorization.
13799 is an evil number, because the sum of its binary digits is even.
The square root of 13799 is about 117.4691448849. The cubic root of 13799 is about 23.9855236773.
The spelling of 13799 in words is "thirteen thousand, seven hundred ninety-nine".