12327617 has 2 divisors, whose sum is σ = 12327618. Its totient is φ = 12327616.

The previous prime is 12327613. The next prime is 12327619. The reversal of 12327617 is 71672321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10699441 + 1628176 = 3271^2 + 1276^2 .

It is a cyclic number.

It is not a de Polignac number, because 12327617 - 2² = 12327613 is a prime.

Together with 12327619, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12327617.

It is not a weakly prime, because it can be changed into another prime (12327613) 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, 6163808 + 6163809.

It is an arithmetic number, because the mean of its divisors is an integer number (6163809).

Almost surely, 2^12327617 is an apocalyptic number.

It is an amenable number.

12327617 is a deficient number, since it is larger than the sum of its proper divisors (1).

12327617 is an equidigital number, since it uses as much as digits as its factorization.

12327617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528, while the sum is 29.

The square root of 12327617 is about 3511.0706344362. The cubic root of 12327617 is about 231.0076582732.

Adding to 12327617 its reverse (71672321), we get a palindrome (83999938).

The spelling of 12327617 in words is "twelve million, three hundred twenty-seven thousand, six hundred seventeen".