12685714 has 4 divisors (see below), whose sum is σ = 19028574. Its totient is φ = 6342856.

The previous prime is 12685681. The next prime is 12685733. The reversal of 12685714 is 41758621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41758621 = 67 ⋅623263.

It can be written as a sum of positive squares in only one way, i.e., 12285025 + 400689 = 3505^2 + 633^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12685714.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171427 + ... + 3171430.

Almost surely, 2^12685714 is an apocalyptic number.

12685714 is a deficient number, since it is larger than the sum of its proper divisors (6342860).

12685714 is an equidigital number, since it uses as much as digits as its factorization.

12685714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6342859.

The product of its digits is 13440, while the sum is 34.

The square root of 12685714 is about 3561.7009981187. The cubic root of 12685714 is about 233.2231402591.

The spelling of 12685714 in words is "twelve million, six hundred eighty-five thousand, seven hundred fourteen".