12341751391 has 2 divisors, whose sum is σ = 12341751392. Its totient is φ = 12341751390.

The previous prime is 12341751377. The next prime is 12341751427. The reversal of 12341751391 is 19315714321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12341751391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12341751391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12341751361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6170875695 + 6170875696.

It is an arithmetic number, because the mean of its divisors is an integer number (6170875696).

Almost surely, 2^12341751391 is an apocalyptic number.

12341751391 is a deficient number, since it is larger than the sum of its proper divisors (1).

12341751391 is an equidigital number, since it uses as much as digits as its factorization.

12341751391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 37.

The spelling of 12341751391 in words is "twelve billion, three hundred forty-one million, seven hundred fifty-one thousand, three hundred ninety-one".