12964817 has 2 divisors, whose sum is σ = 12964818. Its totient is φ = 12964816.

The previous prime is 12964811. The next prime is 12964823. The reversal of 12964817 is 71846921.

It is a balanced prime because it is at equal distance from previous prime (12964811) and next prime (12964823).

It can be written as a sum of positive squares in only one way, i.e., 12609601 + 355216 = 3551^2 + 596^2 .

It is an emirp because it is prime and its reverse (71846921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12964817 - 2⁶ = 12964753 is a prime.

It is not a weakly prime, because it can be changed into another prime (12964811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6482408 + 6482409.

It is an arithmetic number, because the mean of its divisors is an integer number (6482409).

Almost surely, 2^12964817 is an apocalyptic number.

It is an amenable number.

12964817 is a deficient number, since it is larger than the sum of its proper divisors (1).

12964817 is an equidigital number, since it uses as much as digits as its factorization.

12964817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 38.

The square root of 12964817 is about 3600.6689656229. The cubic root of 12964817 is about 234.9211565898.

It can be divided in two parts, 129 and 64817, that added together give a palindrome (64946).

The spelling of 12964817 in words is "twelve million, nine hundred sixty-four thousand, eight hundred seventeen".