1166160 has 80 divisors (see below), whose sum is σ = 3731904. Its totient is φ = 301056.

The previous prime is 1166153. The next prime is 1166213. The reversal of 1166160 is 616611.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10264 + ... + 10376.

2^1166160 is an apocalyptic number.

1166160 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 1166160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1865952).

1166160 is an abundant number, since it is smaller than the sum of its proper divisors (2565744).

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

1166160 is a wasteful number, since it uses less digits than its factorization.

1166160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1166160 is about 1079.8888831727. Note that the first 5 decimals coincide. The cubic root of 1166160 is about 105.2574182835.

It can be divided in two parts, 1166 and 160, that added together give a triangular number (1326 = T₅₁).

The spelling of 1166160 in words is "one million, one hundred sixty-six thousand, one hundred sixty".