12634249 has 2 divisors, whose sum is σ = 12634250. Its totient is φ = 12634248.

The previous prime is 12634243. The next prime is 12634253. The reversal of 12634249 is 94243621.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11778624 + 855625 = 3432^2 + 925^2 .

It is an emirp because it is prime and its reverse (94243621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12634249 - 2⁷ = 12634121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12634249.

It is not a weakly prime, because it can be changed into another prime (12634243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6317124 + 6317125.

It is an arithmetic number, because the mean of its divisors is an integer number (6317125).

Almost surely, 2^12634249 is an apocalyptic number.

It is an amenable number.

12634249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12634249 is an equidigital number, since it uses as much as digits as its factorization.

12634249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 12634249 is about 3554.4688773430. The cubic root of 12634249 is about 232.9073231353.

The spelling of 12634249 in words is "twelve million, six hundred thirty-four thousand, two hundred forty-nine".