12342136247723 has 2 divisors, whose sum is σ = 12342136247724. Its totient is φ = 12342136247722.

The previous prime is 12342136247713. The next prime is 12342136247737. The reversal of 12342136247723 is 32774263124321.

12342136247723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12342136247723 is a prime.

It is not a weakly prime, because it can be changed into another prime (12342136247713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171068123861 + 6171068123862.

It is an arithmetic number, because the mean of its divisors is an integer number (6171068123862).

Almost surely, 2^{12342136247723} is an apocalyptic number.

12342136247723 is a deficient number, since it is larger than the sum of its proper divisors (1).

12342136247723 is an equidigital number, since it uses as much as digits as its factorization.

12342136247723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 47.

The spelling of 12342136247723 in words is "twelve trillion, three hundred forty-two billion, one hundred thirty-six million, two hundred forty-seven thousand, seven hundred twenty-three".