12979132219 has 2 divisors, whose sum is σ = 12979132220. Its totient is φ = 12979132218.

The previous prime is 12979132193. The next prime is 12979132223. The reversal of 12979132219 is 91223197921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12979132219 - 2⁹ = 12979131707 is a prime.

It is a super-2 number, since 2×12979132219² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12979132249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6489566109 + 6489566110.

It is an arithmetic number, because the mean of its divisors is an integer number (6489566110).

Almost surely, 2^12979132219 is an apocalyptic number.

12979132219 is a deficient number, since it is larger than the sum of its proper divisors (1).

12979132219 is an equidigital number, since it uses as much as digits as its factorization.

12979132219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 46.

The spelling of 12979132219 in words is "twelve billion, nine hundred seventy-nine million, one hundred thirty-two thousand, two hundred nineteen".