1166080 has 36 divisors (see below), whose sum is σ = 2796192. Its totient is φ = 465920.

The previous prime is 1166057. The next prime is 1166083. The reversal of 1166080 is 806611.

It is not an unprimeable number, because it can be changed into a prime (1166083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825 + ... + 1735.

It is an arithmetic number, because the mean of its divisors is an integer number (77672).

2^1166080 is an apocalyptic number.

1166080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1398096).

1166080 is an abundant number, since it is smaller than the sum of its proper divisors (1630112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1166080 is an frugal number, since it uses more digits than its factorization.

1166080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1166080 is about 1079.8518416894. The cubic root of 1166080 is about 105.2550112994.

The spelling of 1166080 in words is "one million, one hundred sixty-six thousand, eighty".