11113404 has 48 divisors (see below), whose sum is σ = 27686400. Its totient is φ = 3459456.

The previous prime is 11113379. The next prime is 11113429. The reversal of 11113404 is 40431111.

It is an interprime number because it is at equal distance from previous prime (11113379) and next prime (11113429).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 17704 + ... + 18320.

It is an arithmetic number, because the mean of its divisors is an integer number (576800).

Almost surely, 2^11113404 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 11113404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13843200).

11113404 is an abundant number, since it is smaller than the sum of its proper divisors (16572996).

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

11113404 is a wasteful number, since it uses less digits than its factorization.

11113404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722 (or 720 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 11113404 is about 3333.6772489250. The cubic root of 11113404 is about 223.1596649921.

Adding to 11113404 its reverse (40431111), we get a palindrome (51544515).

The spelling of 11113404 in words is "eleven million, one hundred thirteen thousand, four hundred four".