13204133 has 4 divisors (see below), whose sum is σ = 13485120. Its totient is φ = 12923148.

The previous prime is 13204123. The next prime is 13204157. The reversal of 13204133 is 33140231.

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.

It is a cyclic number.

It is not a de Polignac number, because 13204133 - 2⁴ = 13204117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13204123) 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 in 3 ways as a sum of consecutive naturals, for example, 140423 + ... + 140516.

It is an arithmetic number, because the mean of its divisors is an integer number (3371280).

Almost surely, 2^13204133 is an apocalyptic number.

It is an amenable number.

13204133 is a deficient number, since it is larger than the sum of its proper divisors (280987).

13204133 is an equidigital number, since it uses as much as digits as its factorization.

13204133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280986.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 13204133 is about 3633.7491658066. The cubic root of 13204133 is about 236.3578133002.

Adding to 13204133 its reverse (33140231), we get a palindrome (46344364).

The spelling of 13204133 in words is "thirteen million, two hundred four thousand, one hundred thirty-three".