12634597 has 2 divisors, whose sum is σ = 12634598. Its totient is φ = 12634596.

The previous prime is 12634591. The next prime is 12634607. The reversal of 12634597 is 79543621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12047841 + 586756 = 3471^2 + 766^2 .

It is an emirp because it is prime and its reverse (79543621) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12634597 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12634591) 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, 6317298 + 6317299.

It is an arithmetic number, because the mean of its divisors is an integer number (6317299).

Almost surely, 2^12634597 is an apocalyptic number.

It is an amenable number.

12634597 is a deficient number, since it is larger than the sum of its proper divisors (1).

12634597 is an equidigital number, since it uses as much as digits as its factorization.

12634597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 12634597 is about 3554.5178294672. The cubic root of 12634597 is about 232.9094615293.

It can be divided in two parts, 12634 and 597, that added together give a palindrome (13231).

The spelling of 12634597 in words is "twelve million, six hundred thirty-four thousand, five hundred ninety-seven".