11104440 has 128 divisors (see below), whose sum is σ = 35622720. Its totient is φ = 2764800.

The previous prime is 11104427. The next prime is 11104447. The reversal of 11104440 is 4440111.

11104440 is nontrivially palindromic in base 11.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11104447) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 182010 + ... + 182070.

Almost surely, 2^11104440 is an apocalyptic number.

11104440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11104440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17811360).

11104440 is an abundant number, since it is smaller than the sum of its proper divisors (24518280).

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

11104440 is a wasteful number, since it uses less digits than its factorization.

11104440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 11104440 is about 3332.3325164215. The cubic root of 11104440 is about 223.0996491375.

Adding to 11104440 its reverse (4440111), we get a palindrome (15544551).

It can be divided in two parts, 1110 and 4440, that multiplied together give a square (4928400 = 2220²).

The spelling of 11104440 in words is "eleven million, one hundred four thousand, four hundred forty".