13956311 has 2 divisors, whose sum is σ = 13956312. Its totient is φ = 13956310.

The previous prime is 13956247. The next prime is 13956329. The reversal of 13956311 is 11365931.

13956311 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13956311 - 2⁶ = 13956247 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13956361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6978155 + 6978156.

It is an arithmetic number, because the mean of its divisors is an integer number (6978156).

Almost surely, 2^13956311 is an apocalyptic number.

13956311 is a deficient number, since it is larger than the sum of its proper divisors (1).

13956311 is an equidigital number, since it uses as much as digits as its factorization.

13956311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 29.

The square root of 13956311 is about 3735.8146367292. The cubic root of 13956311 is about 240.7632587347.

The spelling of 13956311 in words is "thirteen million, nine hundred fifty-six thousand, three hundred eleven".