22434111389 has 2 divisors, whose sum is σ = 22434111390. Its totient is φ = 22434111388.

The previous prime is 22434111331. The next prime is 22434111397. The reversal of 22434111389 is 98311143422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22156322500 + 277788889 = 148850^2 + 16667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22434111389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22434116389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11217055694 + 11217055695.

It is an arithmetic number, because the mean of its divisors is an integer number (11217055695).

Almost surely, 2^22434111389 is an apocalyptic number.

It is an amenable number.

22434111389 is a deficient number, since it is larger than the sum of its proper divisors (1).

22434111389 is an equidigital number, since it uses as much as digits as its factorization.

22434111389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The spelling of 22434111389 in words is "twenty-two billion, four hundred thirty-four million, one hundred eleven thousand, three hundred eighty-nine".