11123304 has 64 divisors (see below), whose sum is σ = 29808000. Its totient is φ = 3446784.

The previous prime is 11123263. The next prime is 11123311. The reversal of 11123304 is 40332111.

11123304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55797 + ... + 55995.

It is an arithmetic number, because the mean of its divisors is an integer number (465750).

Almost surely, 2^11123304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11123304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14904000).

11123304 is an abundant number, since it is smaller than the sum of its proper divisors (18684696).

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

11123304 is a wasteful number, since it uses less digits than its factorization.

11123304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 358 counting only the distinct ones).

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

The square root of 11123304 is about 3335.1617651922. The cubic root of 11123304 is about 223.2259100714.

Adding to 11123304 its reverse (40332111), we get a palindrome (51455415).

The spelling of 11123304 in words is "eleven million, one hundred twenty-three thousand, three hundred four".