12651323 has 2 divisors, whose sum is σ = 12651324. Its totient is φ = 12651322.

The previous prime is 12651313. The next prime is 12651371. The reversal of 12651323 is 32315621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12651323 - 2¹⁶ = 12585787 is a prime.

It is not a weakly prime, because it can be changed into another prime (12651313) 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, 6325661 + 6325662.

It is an arithmetic number, because the mean of its divisors is an integer number (6325662).

Almost surely, 2^12651323 is an apocalyptic number.

12651323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12651323 is an equidigital number, since it uses as much as digits as its factorization.

12651323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 23.

The square root of 12651323 is about 3556.8698317481. The cubic root of 12651323 is about 233.0121933607.

Adding to 12651323 its reverse (32315621), we get a palindrome (44966944).

The spelling of 12651323 in words is "twelve million, six hundred fifty-one thousand, three hundred twenty-three".