12234441917 has 2 divisors, whose sum is σ = 12234441918. Its totient is φ = 12234441916.

The previous prime is 12234441883. The next prime is 12234441977. The reversal of 12234441917 is 71914443221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9655224121 + 2579217796 = 98261^2 + 50786^2 .

It is a cyclic number.

It is not a de Polignac number, because 12234441917 - 2²² = 12230247613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12234441977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6117220958 + 6117220959.

It is an arithmetic number, because the mean of its divisors is an integer number (6117220959).

Almost surely, 2^12234441917 is an apocalyptic number.

It is an amenable number.

12234441917 is a deficient number, since it is larger than the sum of its proper divisors (1).

12234441917 is an equidigital number, since it uses as much as digits as its factorization.

12234441917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The spelling of 12234441917 in words is "twelve billion, two hundred thirty-four million, four hundred forty-one thousand, nine hundred seventeen".