12736164593 has 2 divisors, whose sum is σ = 12736164594. Its totient is φ = 12736164592.

The previous prime is 12736164557. The next prime is 12736164613. The reversal of 12736164593 is 39546163721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11879256064 + 856908529 = 108992^2 + 29273^2 .

It is an emirp because it is prime and its reverse (39546163721) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12736164593 is a prime.

It is not a weakly prime, because it can be changed into another prime (12736166593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6368082296 + 6368082297.

It is an arithmetic number, because the mean of its divisors is an integer number (6368082297).

Almost surely, 2^12736164593 is an apocalyptic number.

It is an amenable number.

12736164593 is a deficient number, since it is larger than the sum of its proper divisors (1).

12736164593 is an equidigital number, since it uses as much as digits as its factorization.

12736164593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 47.

The spelling of 12736164593 in words is "twelve billion, seven hundred thirty-six million, one hundred sixty-four thousand, five hundred ninety-three".