12747699 has 20 divisors (see below), whose sum is σ = 19140264. Its totient is φ = 8455104.

The previous prime is 12747697. The next prime is 12747701. The reversal of 12747699 is 99674721.

It is an interprime number because it is at equal distance from previous prime (12747697) and next prime (12747701).

It is not a de Polignac number, because 12747699 - 2¹ = 12747697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12747697) 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 19 ways as a sum of consecutive naturals, for example, 27064 + ... + 27530.

Almost surely, 2^12747699 is an apocalyptic number.

12747699 is a deficient number, since it is larger than the sum of its proper divisors (6392565).

12747699 is an equidigital number, since it uses as much as digits as its factorization.

12747699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816 (or 807 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 12747699 is about 3570.3919952857. The cubic root of 12747699 is about 233.6023819404.

The spelling of 12747699 in words is "twelve million, seven hundred forty-seven thousand, six hundred ninety-nine".