13682189 has 2 divisors, whose sum is σ = 13682190. Its totient is φ = 13682188.

The previous prime is 13682177. The next prime is 13682209. The reversal of 13682189 is 98128631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7382089 + 6300100 = 2717^2 + 2510^2 .

It is an emirp because it is prime and its reverse (98128631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13682189 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 (13682689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6841094 + 6841095.

It is an arithmetic number, because the mean of its divisors is an integer number (6841095).

Almost surely, 2^13682189 is an apocalyptic number.

It is an amenable number.

13682189 is a deficient number, since it is larger than the sum of its proper divisors (1).

13682189 is an equidigital number, since it uses as much as digits as its factorization.

13682189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 38.

The square root of 13682189 is about 3698.9443088535. The cubic root of 13682189 is about 239.1765121716.

The spelling of 13682189 in words is "thirteen million, six hundred eighty-two thousand, one hundred eighty-nine".