11066121 has 12 divisors (see below), whose sum is σ = 17437680. Its totient is φ = 6706680.

The previous prime is 11066117. The next prime is 11066123. The reversal of 11066121 is 12166011.

11066121 is a `hidden beast` number, since 1 + 1 + 0 + 661 + 2 + 1 = 666.

It is not a de Polignac number, because 11066121 - 2² = 11066117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11066094 and 11066103.

It is not an unprimeable number, because it can be changed into a prime (11066123) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 55791 + ... + 55988.

It is an arithmetic number, because the mean of its divisors is an integer number (1453140).

Almost surely, 2^11066121 is an apocalyptic number.

11066121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11066121 is a deficient number, since it is larger than the sum of its proper divisors (6371559).

11066121 is a wasteful number, since it uses less digits than its factorization.

11066121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111796 (or 111793 counting only the distinct ones).

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

The square root of 11066121 is about 3326.5779714295. The cubic root of 11066121 is about 222.8427306473.

It can be divided in two parts, 1106 and 6121, that added together give a palindrome (7227).

The spelling of 11066121 in words is "eleven million, sixty-six thousand, one hundred twenty-one".