11166147 has 16 divisors (see below), whose sum is σ = 16613280. Its totient is φ = 7412256.

The previous prime is 11166143. The next prime is 11166149. The reversal of 11166147 is 74166111.

11166147 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 11166147 - 2² = 11166143 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 11166147.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11166143) 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 15 ways as a sum of consecutive naturals, for example, 6733 + ... + 8225.

It is an arithmetic number, because the mean of its divisors is an integer number (1038330).

Almost surely, 2^11166147 is an apocalyptic number.

11166147 is a deficient number, since it is larger than the sum of its proper divisors (5447133).

11166147 is a wasteful number, since it uses less digits than its factorization.

11166147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779 (or 1773 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 11166147 is about 3341.5785192032. The cubic root of 11166147 is about 223.5121384336.

The spelling of 11166147 in words is "eleven million, one hundred sixty-six thousand, one hundred forty-seven".