13499677 has 2 divisors, whose sum is σ = 13499678. Its totient is φ = 13499676.

The previous prime is 13499659. The next prime is 13499687. The reversal of 13499677 is 77699431.

13499677 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7901721 + 5597956 = 2811^2 + 2366^2 .

It is a cyclic number.

It is not a de Polignac number, because 13499677 - 2¹¹ = 13497629 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13499627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6749838 + 6749839.

It is an arithmetic number, because the mean of its divisors is an integer number (6749839).

Almost surely, 2^13499677 is an apocalyptic number.

It is an amenable number.

13499677 is a deficient number, since it is larger than the sum of its proper divisors (1).

13499677 is an equidigital number, since it uses as much as digits as its factorization.

13499677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 46.

The square root of 13499677 is about 3674.1906591792. The cubic root of 13499677 is about 238.1082587781.

It can be divided in two parts, 1349 and 9677, that added together give a triangular number (11026 = T₁₄₈).

The spelling of 13499677 in words is "thirteen million, four hundred ninety-nine thousand, six hundred seventy-seven".