1111166 has 16 divisors (see below), whose sum is σ = 1921920. Its totient is φ = 471960.

The previous prime is 1111157. The next prime is 1111169. The reversal of 1111166 is 6611111.

It is a Curzon number.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1661 + ... + 2231.

It is an arithmetic number, because the mean of its divisors is an integer number (120120).

2^1111166 is an apocalyptic number.

1111166 is a deficient number, since it is larger than the sum of its proper divisors (810754).

1111166 is a wasteful number, since it uses less digits than its factorization.

1111166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719.

The product of its digits is 36, while the sum is 17.

The square root of 1111166 is about 1054.1185891540. The cubic root of 1111166 is about 103.5761223624.

Adding to 1111166 its reverse (6611111), we get a palindrome (7722277).

Subtracting 1111166 from its reverse (6611111), we obtain a palindrome (5499945).

The spelling of 1111166 in words is "one million, one hundred eleven thousand, one hundred sixty-six".