13682243 has 2 divisors, whose sum is σ = 13682244. Its totient is φ = 13682242.

The previous prime is 13682219. The next prime is 13682257. The reversal of 13682243 is 34228631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13682243 - 2¹⁰ = 13681219 is a prime.

It is a super-2 number, since 2×13682243² = 374407547022098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13682843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6841121 + 6841122.

It is an arithmetic number, because the mean of its divisors is an integer number (6841122).

Almost surely, 2^13682243 is an apocalyptic number.

13682243 is a deficient number, since it is larger than the sum of its proper divisors (1).

13682243 is an equidigital number, since it uses as much as digits as its factorization.

13682243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 29.

The square root of 13682243 is about 3698.9516082263. The cubic root of 13682243 is about 239.1768268267.

The spelling of 13682243 in words is "thirteen million, six hundred eighty-two thousand, two hundred forty-three".