12636341 has 4 divisors (see below), whose sum is σ = 12672492. Its totient is φ = 12600192.

The previous prime is 12636329. The next prime is 12636347. The reversal of 12636341 is 14363621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2739025 + 9897316 = 1655^2 + 3146^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12636341 is a prime.

It is a super-2 number, since 2×12636341² = 319354227736562, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12636341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12636347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17546 + ... + 18251.

It is an arithmetic number, because the mean of its divisors is an integer number (3168123).

Almost surely, 2^12636341 is an apocalyptic number.

It is an amenable number.

12636341 is a deficient number, since it is larger than the sum of its proper divisors (36151).

12636341 is an equidigital number, since it uses as much as digits as its factorization.

12636341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36150.

The product of its digits is 2592, while the sum is 26.

The square root of 12636341 is about 3554.7631426018. The cubic root of 12636341 is about 232.9201774868.

Adding to 12636341 its reverse (14363621), we get a palindrome (26999962).

The spelling of 12636341 in words is "twelve million, six hundred thirty-six thousand, three hundred forty-one".