13317133 has 2 divisors, whose sum is σ = 13317134. Its totient is φ = 13317132.

The previous prime is 13317127. The next prime is 13317191. The reversal of 13317133 is 33171331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10484644 + 2832489 = 3238^2 + 1683^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13317133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13317533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6658566 + 6658567.

It is an arithmetic number, because the mean of its divisors is an integer number (6658567).

Almost surely, 2^13317133 is an apocalyptic number.

It is an amenable number.

13317133 is a deficient number, since it is larger than the sum of its proper divisors (1).

13317133 is an equidigital number, since it uses as much as digits as its factorization.

13317133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567, while the sum is 22.

The square root of 13317133 is about 3649.2647204608. The cubic root of 13317133 is about 237.0301432816.

Adding to 13317133 its reverse (33171331), we get a palindrome (46488464).

It can be divided in two parts, 1331713 and 3, that added together give a square (1331716 = 1154²).

The spelling of 13317133 in words is "thirteen million, three hundred seventeen thousand, one hundred thirty-three".