11110881 has 8 divisors (see below), whose sum is σ = 14873184. Its totient is φ = 7377920.

The previous prime is 11110859. The next prime is 11110889. The reversal of 11110881 is 18801111.

It is a happy number.

11110881 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11110881 - 2¹¹ = 11108833 is a prime.

It is a super-2 number, since 2×11110881² = 246903353192322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11110889) 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, 6435 + ... + 7976.

It is an arithmetic number, because the mean of its divisors is an integer number (1859148).

Almost surely, 2^11110881 is an apocalyptic number.

It is an amenable number.

11110881 is a deficient number, since it is larger than the sum of its proper divisors (3762303).

11110881 is a wasteful number, since it uses less digits than its factorization.

11110881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14671.

The product of its (nonzero) digits is 64, while the sum is 21.

The square root of 11110881 is about 3333.2988164880. The cubic root of 11110881 is about 223.1427762438.

Adding to 11110881 its reverse (18801111), we get a palindrome (29911992).

The spelling of 11110881 in words is "eleven million, one hundred ten thousand, eight hundred eighty-one".