13957367959 has 4 divisors (see below), whose sum is σ = 13965613816. Its totient is φ = 13949122104.

The previous prime is 13957367929. The next prime is 13957367989. The reversal of 13957367959 is 95976375931.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13957367929) and next prime (13957367989).

It is a cyclic number.

It is not a de Polignac number, because 13957367959 - 2²⁹ = 13420497047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13957367959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13957367929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4120389 + ... + 4123774.

It is an arithmetic number, because the mean of its divisors is an integer number (3491403454).

Almost surely, 2^13957367959 is an apocalyptic number.

13957367959 is a deficient number, since it is larger than the sum of its proper divisors (8245857).

13957367959 is an equidigital number, since it uses as much as digits as its factorization.

13957367959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8245856.

The product of its digits is 48223350, while the sum is 64.

The spelling of 13957367959 in words is "thirteen billion, nine hundred fifty-seven million, three hundred sixty-seven thousand, nine hundred fifty-nine".