12636313 has 8 divisors (see below), whose sum is σ = 13291776. Its totient is φ = 11996400.

The previous prime is 12636293. The next prime is 12636329. The reversal of 12636313 is 31363621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12636313 - 2⁹ = 12635801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12636383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2203 + ... + 5488.

It is an arithmetic number, because the mean of its divisors is an integer number (1661472).

Almost surely, 2^12636313 is an apocalyptic number.

It is an amenable number.

12636313 is a deficient number, since it is larger than the sum of its proper divisors (655463).

12636313 is an equidigital number, since it uses as much as digits as its factorization.

12636313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7775.

The product of its digits is 1944, while the sum is 25.

The square root of 12636313 is about 3554.7592042219. The cubic root of 12636313 is about 232.9200054494.

Adding to 12636313 its reverse (31363621), we get a palindrome (43999934).

The spelling of 12636313 in words is "twelve million, six hundred thirty-six thousand, three hundred thirteen".