12606887 has 2 divisors, whose sum is σ = 12606888. Its totient is φ = 12606886.

The previous prime is 12606871. The next prime is 12606889. The reversal of 12606887 is 78860621.

12606887 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 12606887 - 2⁴ = 12606871 is a prime.

Together with 12606889, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12606887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12606889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6303443 + 6303444.

It is an arithmetic number, because the mean of its divisors is an integer number (6303444).

Almost surely, 2^12606887 is an apocalyptic number.

12606887 is a deficient number, since it is larger than the sum of its proper divisors (1).

12606887 is an equidigital number, since it uses as much as digits as its factorization.

12606887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 12606887 is about 3550.6178335608. The cubic root of 12606887 is about 232.7390657726.

The spelling of 12606887 in words is "twelve million, six hundred six thousand, eight hundred eighty-seven".