11012166 has 32 divisors (see below), whose sum is σ = 26697600. Its totient is φ = 3336840.

The previous prime is 11012129. The next prime is 11012167. The reversal of 11012166 is 66121011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8676 + ... + 9863.

It is an arithmetic number, because the mean of its divisors is an integer number (834300).

Almost surely, 2^11012166 is an apocalyptic number.

11012166 is an abundant number, since it is smaller than the sum of its proper divisors (15685434).

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

11012166 is a wasteful number, since it uses less digits than its factorization.

11012166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18561 (or 18555 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 11012166 is about 3318.4583770179. The cubic root of 11012166 is about 222.4799695809.

Adding to 11012166 its reverse (66121011), we get a palindrome (77133177).

The spelling of 11012166 in words is "eleven million, twelve thousand, one hundred sixty-six".