13682897 has 2 divisors, whose sum is σ = 13682898. Its totient is φ = 13682896.

The previous prime is 13682891. The next prime is 13682923. The reversal of 13682897 is 79828631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12609601 + 1073296 = 3551^2 + 1036^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13682897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13682891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6841448 + 6841449.

It is an arithmetic number, because the mean of its divisors is an integer number (6841449).

Almost surely, 2^13682897 is an apocalyptic number.

It is an amenable number.

13682897 is a deficient number, since it is larger than the sum of its proper divisors (1).

13682897 is an equidigital number, since it uses as much as digits as its factorization.

13682897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 44.

The square root of 13682897 is about 3699.0400105973. The cubic root of 13682897 is about 239.1806375848.

The spelling of 13682897 in words is "thirteen million, six hundred eighty-two thousand, eight hundred ninety-seven".