12995758739 has 2 divisors, whose sum is σ = 12995758740. Its totient is φ = 12995758738.

The previous prime is 12995758733. The next prime is 12995758753. The reversal of 12995758739 is 93785759921.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12995758739 - 2⁸ = 12995758483 is a prime.

It is not a weakly prime, because it can be changed into another prime (12995758733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6497879369 + 6497879370.

It is an arithmetic number, because the mean of its divisors is an integer number (6497879370).

Almost surely, 2^12995758739 is an apocalyptic number.

12995758739 is a deficient number, since it is larger than the sum of its proper divisors (1).

12995758739 is an equidigital number, since it uses as much as digits as its factorization.

12995758739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42865200, while the sum is 65.

The spelling of 12995758739 in words is "twelve billion, nine hundred ninety-five million, seven hundred fifty-eight thousand, seven hundred thirty-nine".