11104720 has 40 divisors (see below), whose sum is σ = 28167840. Its totient is φ = 4037760.

The previous prime is 11104711. The next prime is 11104729. The reversal of 11104720 is 2740111.

It is an interprime number because it is at equal distance from previous prime (11104711) and next prime (11104729).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 11104694 and 11104703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11104729) 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 7 ways as a sum of consecutive naturals, for example, 5430 + ... + 7189.

It is an arithmetic number, because the mean of its divisors is an integer number (704196).

Almost surely, 2^11104720 is an apocalyptic number.

11104720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11104720 is an abundant number, since it is smaller than the sum of its proper divisors (17063120).

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

11104720 is a wasteful number, since it uses less digits than its factorization.

11104720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12643 (or 12637 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 11104720 is about 3332.3745287707. The cubic root of 11104720 is about 223.1015242846.

Adding to 11104720 its reverse (2740111), we get a palindrome (13844831).

The spelling of 11104720 in words is "eleven million, one hundred four thousand, seven hundred twenty".