12656323 has 2 divisors, whose sum is σ = 12656324. Its totient is φ = 12656322.

The previous prime is 12656321. The next prime is 12656333. The reversal of 12656323 is 32365621.

12656323 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (32365621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12656323 - 2¹ = 12656321 is a prime.

Together with 12656321, it forms a pair of twin primes.

It is equal to p₈₂₈₂₅₃ and since 12656323 and 828253 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 12656291 and 12656300.

It is not a weakly prime, because it can be changed into another prime (12656321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6328161 + 6328162.

It is an arithmetic number, because the mean of its divisors is an integer number (6328162).

Almost surely, 2^12656323 is an apocalyptic number.

12656323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12656323 is an equidigital number, since it uses as much as digits as its factorization.

12656323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 12656323 is about 3557.5726275088. The cubic root of 12656323 is about 233.0428860009.

The spelling of 12656323 in words is "twelve million, six hundred fifty-six thousand, three hundred twenty-three".