13676647 has 2 divisors, whose sum is σ = 13676648. Its totient is φ = 13676646.

The previous prime is 13676629. The next prime is 13676669. The reversal of 13676647 is 74667631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13676647 - 2⁷ = 13676519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13676617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6838323 + 6838324.

It is an arithmetic number, because the mean of its divisors is an integer number (6838324).

Almost surely, 2^13676647 is an apocalyptic number.

13676647 is a deficient number, since it is larger than the sum of its proper divisors (1).

13676647 is an equidigital number, since it uses as much as digits as its factorization.

13676647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 13676647 is about 3698.1951003158. The cubic root of 13676647 is about 239.1442148241.

The spelling of 13676647 in words is "thirteen million, six hundred seventy-six thousand, six hundred forty-seven".