12682487 has 2 divisors, whose sum is σ = 12682488. Its totient is φ = 12682486.

The previous prime is 12682451. The next prime is 12682507. The reversal of 12682487 is 78428621.

12682487 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12682487 - 2²⁰ = 11633911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12682487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12682387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6341243 + 6341244.

It is an arithmetic number, because the mean of its divisors is an integer number (6341244).

Almost surely, 2^12682487 is an apocalyptic number.

12682487 is a deficient number, since it is larger than the sum of its proper divisors (1).

12682487 is an equidigital number, since it uses as much as digits as its factorization.

12682487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43008, while the sum is 38.

The square root of 12682487 is about 3561.2479554224. The cubic root of 12682487 is about 233.2033627651.

The spelling of 12682487 in words is "twelve million, six hundred eighty-two thousand, four hundred eighty-seven".