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13366 = 241163

13366 has 8 divisors (see below), whose sum is σ = 20664. Its totient is φ = 6480.

The previous prime is 13339. The next prime is 13367. The reversal of 13366 is 66331.

Adding to 13366 its reverse (66331), we get a palindrome (79697).

It can be divided in two parts, 133 and 66, that multiplied together give a palindrome (8778).

It is a happy number.

13366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

13366 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

13366 is a nontrivial binomial coefficient, being equal to C(164, 2).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 10 and base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1 + ... + 163.

It is an arithmetic number, because the mean of its divisors is an integer number (2583).

213366 is an apocalyptic number.

13366 is the 163-rd triangular number and also the 82-nd hexagonal number.

13366 is the 55-th centered nonagonal number.

13366 is a deficient number, since it is larger than the sum of its proper divisors (7298).

13366 is a wasteful number, since it uses less digits than its factorization.

13366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206.

The product of its digits is 324, while the sum is 19.

The square root of 13366 is about 115.6114181212. The cubic root of 13366 is about 23.7319715444.

The spelling of 13366 in words is "thirteen thousand, three hundred sixty-six".

Divisors: 1 2 41 82 163 326 6683 13366