11081166 has 8 divisors (see below), whose sum is σ = 22162344. Its totient is φ = 3693720.

The previous prime is 11081153. The next prime is 11081171. The reversal of 11081166 is 66118011.

11081166 is digitally balanced in base 2, 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.

11081166 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923425 + ... + 923436.

It is an arithmetic number, because the mean of its divisors is an integer number (2770293).

Almost surely, 2^11081166 is an apocalyptic number.

11081166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11081166 is a wasteful number, since it uses less digits than its factorization.

11081166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1846866.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 11081166 is about 3328.8385361865. The cubic root of 11081166 is about 222.9436738971.

Adding to 11081166 its reverse (66118011), we get a palindrome (77199177).

The spelling of 11081166 in words is "eleven million, eighty-one thousand, one hundred sixty-six".