12322913 has 2 divisors, whose sum is σ = 12322914. Its totient is φ = 12322912.

The previous prime is 12322907. The next prime is 12322949. The reversal of 12322913 is 31922321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7879249 + 4443664 = 2807^2 + 2108^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12322913 is a prime.

It is not a weakly prime, because it can be changed into another prime (12322993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161456 + 6161457.

It is an arithmetic number, because the mean of its divisors is an integer number (6161457).

Almost surely, 2^12322913 is an apocalyptic number.

It is an amenable number.

12322913 is a deficient number, since it is larger than the sum of its proper divisors (1).

12322913 is an equidigital number, since it uses as much as digits as its factorization.

12322913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 23.

The square root of 12322913 is about 3510.4006893801. The cubic root of 12322913 is about 230.9782717267.

The spelling of 12322913 in words is "twelve million, three hundred twenty-two thousand, nine hundred thirteen".