12687314 has 4 divisors (see below), whose sum is σ = 19030974. Its totient is φ = 6343656.

The previous prime is 12687223. The next prime is 12687331. The reversal of 12687314 is 41378621.

12687314 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 10452289 + 2235025 = 3233^2 + 1495^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171827 + ... + 3171830.

Almost surely, 2^12687314 is an apocalyptic number.

12687314 is a deficient number, since it is larger than the sum of its proper divisors (6343660).

12687314 is an equidigital number, since it uses as much as digits as its factorization.

12687314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6343659.

The product of its digits is 8064, while the sum is 32.

The square root of 12687314 is about 3561.9256028165. The cubic root of 12687314 is about 233.2329450242.

The spelling of 12687314 in words is "twelve million, six hundred eighty-seven thousand, three hundred fourteen".