12956104327 has 4 divisors (see below), whose sum is σ = 12986026480. Its totient is φ = 12926182176.

The previous prime is 12956104289. The next prime is 12956104349. The reversal of 12956104327 is 72340165921.

It is a happy number.

12956104327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12956104327 - 2¹⁹ = 12955580039 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 12956104327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12956104367) 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 in 3 ways as a sum of consecutive naturals, for example, 14960427 + ... + 14961292.

It is an arithmetic number, because the mean of its divisors is an integer number (3246506620).

Almost surely, 2^12956104327 is an apocalyptic number.

12956104327 is a deficient number, since it is larger than the sum of its proper divisors (29922153).

12956104327 is an equidigital number, since it uses as much as digits as its factorization.

12956104327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29922152.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 12956104327 in words is "twelve billion, nine hundred fifty-six million, one hundred four thousand, three hundred twenty-seven".