12234254639 has 2 divisors, whose sum is σ = 12234254640. Its totient is φ = 12234254638.

The previous prime is 12234254633. The next prime is 12234254671. The reversal of 12234254639 is 93645243221.

It is a weak prime.

It is an emirp because it is prime and its reverse (93645243221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12234254639 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 12234254596 and 12234254605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12234254633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6117127319 + 6117127320.

It is an arithmetic number, because the mean of its divisors is an integer number (6117127320).

Almost surely, 2^12234254639 is an apocalyptic number.

12234254639 is a deficient number, since it is larger than the sum of its proper divisors (1).

12234254639 is an equidigital number, since it uses as much as digits as its factorization.

12234254639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 41.

The spelling of 12234254639 in words is "twelve billion, two hundred thirty-four million, two hundred fifty-four thousand, six hundred thirty-nine".