12179671727 has 2 divisors, whose sum is σ = 12179671728. Its totient is φ = 12179671726.

The previous prime is 12179671717. The next prime is 12179671733. The reversal of 12179671727 is 72717697121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12179671727 - 2¹⁰ = 12179670703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12179671717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6089835863 + 6089835864.

It is an arithmetic number, because the mean of its divisors is an integer number (6089835864).

Almost surely, 2^12179671727 is an apocalyptic number.

12179671727 is a deficient number, since it is larger than the sum of its proper divisors (1).

12179671727 is an equidigital number, since it uses as much as digits as its factorization.

12179671727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518616, while the sum is 50.

The spelling of 12179671727 in words is "twelve billion, one hundred seventy-nine million, six hundred seventy-one thousand, seven hundred twenty-seven".