12442767167 has 2 divisors, whose sum is σ = 12442767168. Its totient is φ = 12442767166.

The previous prime is 12442767157. The next prime is 12442767179. The reversal of 12442767167 is 76176724421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12442767167 - 2⁴ = 12442767151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12442767107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6221383583 + 6221383584.

It is an arithmetic number, because the mean of its divisors is an integer number (6221383584).

Almost surely, 2^12442767167 is an apocalyptic number.

12442767167 is a deficient number, since it is larger than the sum of its proper divisors (1).

12442767167 is an equidigital number, since it uses as much as digits as its factorization.

12442767167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 790272, while the sum is 47.

The spelling of 12442767167 in words is "twelve billion, four hundred forty-two million, seven hundred sixty-seven thousand, one hundred sixty-seven".