12936933473 has 2 divisors, whose sum is σ = 12936933474. Its totient is φ = 12936933472.

The previous prime is 12936933469. The next prime is 12936933509. The reversal of 12936933473 is 37433963921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11045379409 + 1891554064 = 105097^2 + 43492^2 .

It is a cyclic number.

It is not a de Polignac number, because 12936933473 - 2² = 12936933469 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12936933403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6468466736 + 6468466737.

It is an arithmetic number, because the mean of its divisors is an integer number (6468466737).

Almost surely, 2^12936933473 is an apocalyptic number.

It is an amenable number.

12936933473 is a deficient number, since it is larger than the sum of its proper divisors (1).

12936933473 is an equidigital number, since it uses as much as digits as its factorization.

12936933473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2204496, while the sum is 50.

The spelling of 12936933473 in words is "twelve billion, nine hundred thirty-six million, nine hundred thirty-three thousand, four hundred seventy-three".