13956958319 has 2 divisors, whose sum is σ = 13956958320. Its totient is φ = 13956958318.

The previous prime is 13956958241. The next prime is 13956958339. The reversal of 13956958319 is 91385965931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13956958319 - 2⁸ = 13956958063 is a prime.

It is a super-2 number, since 2×13956958319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13956958339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6978479159 + 6978479160.

It is an arithmetic number, because the mean of its divisors is an integer number (6978479160).

Almost surely, 2^13956958319 is an apocalyptic number.

13956958319 is a deficient number, since it is larger than the sum of its proper divisors (1).

13956958319 is an equidigital number, since it uses as much as digits as its factorization.

13956958319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7873200, while the sum is 59.

The spelling of 13956958319 in words is "thirteen billion, nine hundred fifty-six million, nine hundred fifty-eight thousand, three hundred nineteen".