12323240047 has 2 divisors, whose sum is σ = 12323240048. Its totient is φ = 12323240046.

The previous prime is 12323239997. The next prime is 12323240051. The reversal of 12323240047 is 74004232321.

It is a strong prime.

It is an emirp because it is prime and its reverse (74004232321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12323240047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12323239997 and 12323240024.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12323240057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161620023 + 6161620024.

It is an arithmetic number, because the mean of its divisors is an integer number (6161620024).

Almost surely, 2^12323240047 is an apocalyptic number.

12323240047 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323240047 is an equidigital number, since it uses as much as digits as its factorization.

12323240047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 12323240047 its reverse (74004232321), we get a palindrome (86327472368).

The spelling of 12323240047 in words is "twelve billion, three hundred twenty-three million, two hundred forty thousand, forty-seven".