12634803 has 12 divisors (see below), whose sum is σ = 18297240. Its totient is φ = 8401536.

The previous prime is 12634799. The next prime is 12634861. The reversal of 12634803 is 30843621.

It is a happy number.

It is not a de Polignac number, because 12634803 - 2² = 12634799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12634103) 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 in 11 ways as a sum of consecutive naturals, for example, 2403 + ... + 5571.

It is an arithmetic number, because the mean of its divisors is an integer number (1524770).

Almost surely, 2^12634803 is an apocalyptic number.

12634803 is a deficient number, since it is larger than the sum of its proper divisors (5662437).

12634803 is a wasteful number, since it uses less digits than its factorization.

12634803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618 (or 3615 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 12634803 is about 3554.5468065564. The cubic root of 12634803 is about 232.9107273417.

The spelling of 12634803 in words is "twelve million, six hundred thirty-four thousand, eight hundred three".