11166986 has 8 divisors (see below), whose sum is σ = 16952544. Its totient is φ = 5516140.

The previous prime is 11166923. The next prime is 11167027. The reversal of 11166986 is 68966111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33470 + ... + 33801.

It is an arithmetic number, because the mean of its divisors is an integer number (2119068).

Almost surely, 2^11166986 is an apocalyptic number.

11166986 is a deficient number, since it is larger than the sum of its proper divisors (5785558).

11166986 is an equidigital number, since it uses as much as digits as its factorization.

11166986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67356.

The product of its digits is 15552, while the sum is 38.

The square root of 11166986 is about 3341.7040563162. The cubic root of 11166986 is about 223.5177363654.

The spelling of 11166986 in words is "eleven million, one hundred sixty-six thousand, nine hundred eighty-six".