11002166 has 24 divisors (see below), whose sum is σ = 19366776. Its totient is φ = 4673760.

The previous prime is 11002139. The next prime is 11002169. The reversal of 11002166 is 66120011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12410 + ... + 13266.

It is an arithmetic number, because the mean of its divisors is an integer number (806949).

Almost surely, 2^11002166 is an apocalyptic number.

11002166 is a deficient number, since it is larger than the sum of its proper divisors (8364610).

11002166 is a wasteful number, since it uses less digits than its factorization.

11002166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 11002166 is about 3316.9513110686. The cubic root of 11002166 is about 222.4126054955.

Adding to 11002166 its reverse (66120011), we get a palindrome (77122177).

The spelling of 11002166 in words is "eleven million, two thousand, one hundred sixty-six".