12567595379 has 2 divisors, whose sum is σ = 12567595380. Its totient is φ = 12567595378.

The previous prime is 12567595361. The next prime is 12567595387. The reversal of 12567595379 is 97359576521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12567595379 is a prime.

It is a super-2 number, since 2×12567595379² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12567595319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6283797689 + 6283797690.

It is an arithmetic number, because the mean of its divisors is an integer number (6283797690).

Almost surely, 2^12567595379 is an apocalyptic number.

12567595379 is a deficient number, since it is larger than the sum of its proper divisors (1).

12567595379 is an equidigital number, since it uses as much as digits as its factorization.

12567595379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17860500, while the sum is 59.

The spelling of 12567595379 in words is "twelve billion, five hundred sixty-seven million, five hundred ninety-five thousand, three hundred seventy-nine".