13956799 has 2 divisors, whose sum is σ = 13956800. Its totient is φ = 13956798.

The previous prime is 13956793. The next prime is 13956823. The reversal of 13956799 is 99765931.

13956799 is digitally balanced in base 3, 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 13956799 - 2⁷ = 13956671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13956793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6978399 + 6978400.

It is an arithmetic number, because the mean of its divisors is an integer number (6978400).

Almost surely, 2^13956799 is an apocalyptic number.

13956799 is a deficient number, since it is larger than the sum of its proper divisors (1).

13956799 is an equidigital number, since it uses as much as digits as its factorization.

13956799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 49.

The square root of 13956799 is about 3735.8799498913. The cubic root of 13956799 is about 240.7660648989.

The spelling of 13956799 in words is "thirteen million, nine hundred fifty-six thousand, seven hundred ninety-nine".