13168133 has 4 divisors (see below), whose sum is σ = 14365248. Its totient is φ = 11971020.

The previous prime is 13168123. The next prime is 13168139. The reversal of 13168133 is 33186131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33186131 = 11 ⋅3016921.

It is a cyclic number.

It is not a de Polignac number, because 13168133 - 2⁶ = 13168069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13168139) 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 in 3 ways as a sum of consecutive naturals, for example, 598541 + ... + 598562.

It is an arithmetic number, because the mean of its divisors is an integer number (3591312).

Almost surely, 2^13168133 is an apocalyptic number.

It is an amenable number.

13168133 is a deficient number, since it is larger than the sum of its proper divisors (1197115).

13168133 is a wasteful number, since it uses less digits than its factorization.

13168133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197114.

The product of its digits is 1296, while the sum is 26.

The square root of 13168133 is about 3628.7922233162. The cubic root of 13168133 is about 236.1428143061.

It can be divided in two parts, 1316 and 8133, that added together give a palindrome (9449).

The spelling of 13168133 in words is "thirteen million, one hundred sixty-eight thousand, one hundred thirty-three".