13209134 has 8 divisors (see below), whose sum is σ = 20297088. Its totient is φ = 6443440.

The previous prime is 13209121. The next prime is 13209139. The reversal of 13209134 is 43190231.

13209134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13209139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80462 + ... + 80625.

It is an arithmetic number, because the mean of its divisors is an integer number (2537136).

Almost surely, 2^13209134 is an apocalyptic number.

13209134 is a deficient number, since it is larger than the sum of its proper divisors (7087954).

13209134 is a wasteful number, since it uses less digits than its factorization.

13209134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161130.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 13209134 is about 3634.4372329152. The cubic root of 13209134 is about 236.3876493176.

Adding to 13209134 its reverse (43190231), we get a palindrome (56399365).

The spelling of 13209134 in words is "thirteen million, two hundred nine thousand, one hundred thirty-four".