13366417 has 2 divisors, whose sum is σ = 13366418. Its totient is φ = 13366416.

The previous prime is 13366411. The next prime is 13366439. The reversal of 13366417 is 71466331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13366336 + 81 = 3656^2 + 9^2 .

It is an emirp because it is prime and its reverse (71466331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13366417 is a prime.

It is a super-2 number, since 2×13366417² = 357322206835778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13366411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6683208 + 6683209.

It is an arithmetic number, because the mean of its divisors is an integer number (6683209).

Almost surely, 2^13366417 is an apocalyptic number.

It is an amenable number.

13366417 is a deficient number, since it is larger than the sum of its proper divisors (1).

13366417 is an equidigital number, since it uses as much as digits as its factorization.

13366417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 31.

The square root of 13366417 is about 3656.0110776637. The cubic root of 13366417 is about 237.3221834299.

The spelling of 13366417 in words is "thirteen million, three hundred sixty-six thousand, four hundred seventeen".