13336457 has 2 divisors, whose sum is σ = 13336458. Its totient is φ = 13336456.

The previous prime is 13336451. The next prime is 13336459. The reversal of 13336457 is 75463331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12845056 + 491401 = 3584^2 + 701^2 .

It is a cyclic number.

It is not a de Polignac number, because 13336457 - 2⁴ = 13336441 is a prime.

It is a super-2 number, since 2×13336457² = 355722170625698, which contains 22 as substring.

Together with 13336459, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13336451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6668228 + 6668229.

It is an arithmetic number, because the mean of its divisors is an integer number (6668229).

Almost surely, 2^13336457 is an apocalyptic number.

It is an amenable number.

13336457 is a deficient number, since it is larger than the sum of its proper divisors (1).

13336457 is an equidigital number, since it uses as much as digits as its factorization.

13336457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 32.

The square root of 13336457 is about 3651.9114173265. The cubic root of 13336457 is about 237.1447364352.

Adding to 13336457 its reverse (75463331), we get a palindrome (88799788).

The spelling of 13336457 in words is "thirteen million, three hundred thirty-six thousand, four hundred fifty-seven".