13999159 has 2 divisors, whose sum is σ = 13999160. Its totient is φ = 13999158.

The previous prime is 13999147. The next prime is 13999169. The reversal of 13999159 is 95199931.

It is a strong prime.

It is an emirp because it is prime and its reverse (95199931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13999159 - 2¹⁵ = 13966391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13999169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6999579 + 6999580.

It is an arithmetic number, because the mean of its divisors is an integer number (6999580).

Almost surely, 2^13999159 is an apocalyptic number.

13999159 is a deficient number, since it is larger than the sum of its proper divisors (1).

13999159 is an equidigital number, since it uses as much as digits as its factorization.

13999159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 98415, while the sum is 46.

The square root of 13999159 is about 3741.5450017339. The cubic root of 13999159 is about 241.0094002979.

The spelling of 13999159 in words is "thirteen million, nine hundred ninety-nine thousand, one hundred fifty-nine".