12347014843 has 2 divisors, whose sum is σ = 12347014844. Its totient is φ = 12347014842.

The previous prime is 12347014759. The next prime is 12347014873. The reversal of 12347014843 is 34841074321.

It is a strong prime.

It is an emirp because it is prime and its reverse (34841074321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12347014843 - 2²¹ = 12344917691 is a prime.

It is not a weakly prime, because it can be changed into another prime (12347014873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6173507421 + 6173507422.

It is an arithmetic number, because the mean of its divisors is an integer number (6173507422).

Almost surely, 2^12347014843 is an apocalyptic number.

12347014843 is a deficient number, since it is larger than the sum of its proper divisors (1).

12347014843 is an equidigital number, since it uses as much as digits as its factorization.

12347014843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 12347014843 in words is "twelve billion, three hundred forty-seven million, fourteen thousand, eight hundred forty-three".