12319512659 has 2 divisors, whose sum is σ = 12319512660. Its totient is φ = 12319512658.

The previous prime is 12319512643. The next prime is 12319512661. The reversal of 12319512659 is 95621591321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12319512659 - 2⁴ = 12319512643 is a prime.

It is a super-2 number, since 2×12319512659² (a number of 21 digits) contains 22 as substring.

Together with 12319512661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12312512659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6159756329 + 6159756330.

It is an arithmetic number, because the mean of its divisors is an integer number (6159756330).

Almost surely, 2^12319512659 is an apocalyptic number.

12319512659 is a deficient number, since it is larger than the sum of its proper divisors (1).

12319512659 is an equidigital number, since it uses as much as digits as its factorization.

12319512659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145800, while the sum is 44.

The spelling of 12319512659 in words is "twelve billion, three hundred nineteen million, five hundred twelve thousand, six hundred fifty-nine".