12512659573 has 2 divisors, whose sum is σ = 12512659574. Its totient is φ = 12512659572.

The previous prime is 12512659561. The next prime is 12512659603. The reversal of 12512659573 is 37595621521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11034872209 + 1477787364 = 105047^2 + 38442^2 .

It is a cyclic number.

It is not a de Polignac number, because 12512659573 - 2²⁹ = 11975788661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12512659373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6256329786 + 6256329787.

It is an arithmetic number, because the mean of its divisors is an integer number (6256329787).

Almost surely, 2^12512659573 is an apocalyptic number.

It is an amenable number.

12512659573 is a deficient number, since it is larger than the sum of its proper divisors (1).

12512659573 is an equidigital number, since it uses as much as digits as its factorization.

12512659573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567000, while the sum is 46.

The spelling of 12512659573 in words is "twelve billion, five hundred twelve million, six hundred fifty-nine thousand, five hundred seventy-three".