11109166 has 4 divisors (see below), whose sum is σ = 16663752. Its totient is φ = 5554582.

The previous prime is 11109151. The next prime is 11109181. The reversal of 11109166 is 66190111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66190111 = 13 ⋅5091547.

It is an interprime number because it is at equal distance from previous prime (11109151) and next prime (11109181).

It is a self number, because there is not a number n which added to its sum of digits gives 11109166.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2777290 + ... + 2777293.

It is an arithmetic number, because the mean of its divisors is an integer number (4165938).

Almost surely, 2^11109166 is an apocalyptic number.

11109166 is a deficient number, since it is larger than the sum of its proper divisors (5554586).

11109166 is an equidigital number, since it uses as much as digits as its factorization.

11109166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5554585.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 11109166 is about 3333.0415538964. The cubic root of 11109166 is about 223.1312947195.

Adding to 11109166 its reverse (66190111), we get a palindrome (77299277).

The spelling of 11109166 in words is "eleven million, one hundred nine thousand, one hundred sixty-six".