12956592403603 has 2 divisors, whose sum is σ = 12956592403604. Its totient is φ = 12956592403602.

The previous prime is 12956592403567. The next prime is 12956592403619. The reversal of 12956592403603 is 30630429565921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12956592403603 - 2⁹ = 12956592403091 is a prime.

It is not a weakly prime, because it can be changed into another prime (12956592403633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6478296201801 + 6478296201802.

It is an arithmetic number, because the mean of its divisors is an integer number (6478296201802).

Almost surely, 2^{12956592403603} is an apocalyptic number.

12956592403603 is a deficient number, since it is larger than the sum of its proper divisors (1).

12956592403603 is an equidigital number, since it uses as much as digits as its factorization.

12956592403603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10497600, while the sum is 55.

The spelling of 12956592403603 in words is "twelve trillion, nine hundred fifty-six billion, five hundred ninety-two million, four hundred three thousand, six hundred three".