12323665247 has 2 divisors, whose sum is σ = 12323665248. Its totient is φ = 12323665246.

The previous prime is 12323665229. The next prime is 12323665273. The reversal of 12323665247 is 74256632321.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (74256632321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12323665247 - 2¹⁶ = 12323599711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12323665547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161832623 + 6161832624.

It is an arithmetic number, because the mean of its divisors is an integer number (6161832624).

Almost surely, 2^12323665247 is an apocalyptic number.

12323665247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323665247 is an equidigital number, since it uses as much as digits as its factorization.

12323665247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 41.

The spelling of 12323665247 in words is "twelve billion, three hundred twenty-three million, six hundred sixty-five thousand, two hundred forty-seven".