12634699 has 18 divisors (see below), whose sum is σ = 16162692. Its totient is φ = 9840600.

The previous prime is 12634697. The next prime is 12634703. The reversal of 12634699 is 99643621.

It is not a de Polignac number, because 12634699 - 2¹ = 12634697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12634693) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4864 + ... + 6994.

Almost surely, 2^12634699 is an apocalyptic number.

12634699 is a deficient number, since it is larger than the sum of its proper divisors (3527993).

12634699 is a wasteful number, since it uses less digits than its factorization.

12634699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2167 (or 2149 counting only the distinct ones).

The product of its digits is 69984, while the sum is 40.

The square root of 12634699 is about 3554.5321773758. The cubic root of 12634699 is about 232.9100882925.

The spelling of 12634699 in words is "twelve million, six hundred thirty-four thousand, six hundred ninety-nine".