12344123447 has 2 divisors, whose sum is σ = 12344123448. Its totient is φ = 12344123446.

The previous prime is 12344123423. The next prime is 12344123501. The reversal of 12344123447 is 74432144321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12344123447 - 2⁸ = 12344123191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12344123347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6172061723 + 6172061724.

It is an arithmetic number, because the mean of its divisors is an integer number (6172061724).

Almost surely, 2^12344123447 is an apocalyptic number.

12344123447 is a deficient number, since it is larger than the sum of its proper divisors (1).

12344123447 is an equidigital number, since it uses as much as digits as its factorization.

12344123447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 35.

Adding to 12344123447 its reverse (74432144321), we get a palindrome (86776267768).

The spelling of 12344123447 in words is "twelve billion, three hundred forty-four million, one hundred twenty-three thousand, four hundred forty-seven".