12323513 has 2 divisors, whose sum is σ = 12323514. Its totient is φ = 12323512.

The previous prime is 12323503. The next prime is 12323537. The reversal of 12323513 is 31532321.

12323513 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 can be written as a sum of positive squares in only one way, i.e., 8743849 + 3579664 = 2957^2 + 1892^2 .

It is a cyclic number.

It is not a de Polignac number, because 12323513 - 2¹⁶ = 12257977 is a prime.

It is a super-2 number, since 2×12323513² = 303737945322338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12323503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161756 + 6161757.

It is an arithmetic number, because the mean of its divisors is an integer number (6161757).

Almost surely, 2^12323513 is an apocalyptic number.

It is an amenable number.

12323513 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323513 is an equidigital number, since it uses as much as digits as its factorization.

12323513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540, while the sum is 20.

The square root of 12323513 is about 3510.4861486694. The cubic root of 12323513 is about 230.9820204268.

Adding to 12323513 its reverse (31532321), we get a palindrome (43855834).

The spelling of 12323513 in words is "twelve million, three hundred twenty-three thousand, five hundred thirteen".