1166329 has 2 divisors, whose sum is σ = 1166330. Its totient is φ = 1166328.

The previous prime is 1166323. The next prime is 1166359. The reversal of 1166329 is 9236611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1159929 + 6400 = 1077^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 1166329 - 2¹⁷ = 1035257 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1166297 and 1166306.

It is not a weakly prime, because it can be changed into another prime (1166323) 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 as a sum of consecutive naturals, namely, 583164 + 583165.

It is an arithmetic number, because the mean of its divisors is an integer number (583165).

2^1166329 is an apocalyptic number.

It is an amenable number.

1166329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1166329 is an equidigital number, since it uses as much as digits as its factorization.

1166329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 28.

The square root of 1166329 is about 1079.9671291294. The cubic root of 1166329 is about 105.2625026757.

The spelling of 1166329 in words is "one million, one hundred sixty-six thousand, three hundred twenty-nine".