1166227 has 2 divisors, whose sum is σ = 1166228. Its totient is φ = 1166226.

The previous prime is 1166219. The next prime is 1166237. The reversal of 1166227 is 7226611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1166227 - 2³ = 1166219 is a prime.

It is not a weakly prime, because it can be changed into another prime (1166237) 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 as a sum of consecutive naturals, namely, 583113 + 583114.

It is an arithmetic number, because the mean of its divisors is an integer number (583114).

2^1166227 is an apocalyptic number.

1166227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1166227 is an equidigital number, since it uses as much as digits as its factorization.

1166227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 25.

The square root of 1166227 is about 1079.9199044374. The cubic root of 1166227 is about 105.2594340481.

The spelling of 1166227 in words is "one million, one hundred sixty-six thousand, two hundred twenty-seven".