12936635 has 8 divisors (see below), whose sum is σ = 15787440. Its totient is φ = 10173664.

The previous prime is 12936631. The next prime is 12936653. The reversal of 12936635 is 53663921.

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 12936635 - 2² = 12936631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12936595 and 12936604.

It is not an unprimeable number, because it can be changed into a prime (12936631) 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, 21632 + ... + 22221.

It is an arithmetic number, because the mean of its divisors is an integer number (1973430).

Almost surely, 2^12936635 is an apocalyptic number.

12936635 is a deficient number, since it is larger than the sum of its proper divisors (2850805).

12936635 is an equidigital number, since it uses as much as digits as its factorization.

12936635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43917.

The product of its digits is 29160, while the sum is 35.

The square root of 12936635 is about 3596.7533971625. The cubic root of 12936635 is about 234.7508147863.

The spelling of 12936635 in words is "twelve million, nine hundred thirty-six thousand, six hundred thirty-five".