11104081 has 4 divisors (see below), whose sum is σ = 11151972. Its totient is φ = 11056192.

The previous prime is 11104069. The next prime is 11104117. The reversal of 11104081 is 18040111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5267025 + 5837056 = 2295^2 + 2416^2 .

It is a cyclic number.

It is not a de Polignac number, because 11104081 - 2⁹ = 11103569 is a prime.

It is a super-2 number, since 2×11104081² = 246601229709122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11104021) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 23596 + ... + 24061.

It is an arithmetic number, because the mean of its divisors is an integer number (2787993).

Almost surely, 2^11104081 is an apocalyptic number.

It is an amenable number.

11104081 is a deficient number, since it is larger than the sum of its proper divisors (47891).

11104081 is an equidigital number, since it uses as much as digits as its factorization.

11104081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47890.

The product of its (nonzero) digits is 32, while the sum is 16.

The square root of 11104081 is about 3332.2786498131. The cubic root of 11104081 is about 223.0972448849.

Adding to 11104081 its reverse (18040111), we get a palindrome (29144192).

The spelling of 11104081 in words is "eleven million, one hundred four thousand, eighty-one".