12965940607 has 2 divisors, whose sum is σ = 12965940608. Its totient is φ = 12965940606.

The previous prime is 12965940593. The next prime is 12965940641. The reversal of 12965940607 is 70604956921.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (70604956921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12965940607 - 2¹⁵ = 12965907839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12965941607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6482970303 + 6482970304.

It is an arithmetic number, because the mean of its divisors is an integer number (6482970304).

Almost surely, 2^12965940607 is an apocalyptic number.

12965940607 is a deficient number, since it is larger than the sum of its proper divisors (1).

12965940607 is an equidigital number, since it uses as much as digits as its factorization.

12965940607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 12965940607 in words is "twelve billion, nine hundred sixty-five million, nine hundred forty thousand, six hundred seven".