12323623423 has 2 divisors, whose sum is σ = 12323623424. Its totient is φ = 12323623422.

The previous prime is 12323623369. The next prime is 12323623427. The reversal of 12323623423 is 32432632321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12323623423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12323623427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161811711 + 6161811712.

It is an arithmetic number, because the mean of its divisors is an integer number (6161811712).

Almost surely, 2^12323623423 is an apocalyptic number.

12323623423 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323623423 is an equidigital number, since it uses as much as digits as its factorization.

12323623423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 31.

The spelling of 12323623423 in words is "twelve billion, three hundred twenty-three million, six hundred twenty-three thousand, four hundred twenty-three".