13113204 has 24 divisors (see below), whose sum is σ = 32951520. Its totient is φ = 4034784.

The previous prime is 13113181. The next prime is 13113223. The reversal of 13113204 is 40231131.

It is a super-2 number, since 2×13113204² = 343912238291232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 41874 + ... + 42185.

It is an arithmetic number, because the mean of its divisors is an integer number (1372980).

Almost surely, 2^13113204 is an apocalyptic number.

It is an amenable number.

13113204 is an abundant number, since it is smaller than the sum of its proper divisors (19838316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13113204 is a wasteful number, since it uses less digits than its factorization.

13113204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84079 (or 84077 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 13113204 is about 3621.2158179263. The cubic root of 13113204 is about 235.8140112721.

Adding to 13113204 its reverse (40231131), we get a palindrome (53344335).

The spelling of 13113204 in words is "thirteen million, one hundred thirteen thousand, two hundred four".