13366687 has 2 divisors, whose sum is σ = 13366688. Its totient is φ = 13366686.

The previous prime is 13366681. The next prime is 13366693. The reversal of 13366687 is 78666331.

It is a balanced prime because it is at equal distance from previous prime (13366681) and next prime (13366693).

It is a cyclic number.

It is not a de Polignac number, because 13366687 - 2⁷ = 13366559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13366681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6683343 + 6683344.

It is an arithmetic number, because the mean of its divisors is an integer number (6683344).

Almost surely, 2^13366687 is an apocalyptic number.

13366687 is a deficient number, since it is larger than the sum of its proper divisors (1).

13366687 is an equidigital number, since it uses as much as digits as its factorization.

13366687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 40.

The square root of 13366687 is about 3656.0480029671. The cubic root of 13366687 is about 237.3237813789.

The spelling of 13366687 in words is "thirteen million, three hundred sixty-six thousand, six hundred eighty-seven".