1166087 has 8 divisors (see below), whose sum is σ = 1322160. Its totient is φ = 1019520.

The previous prime is 1166083. The next prime is 1166089. The reversal of 1166087 is 7806611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1166087 - 2² = 1166083 is a prime.

It is a Duffinian number.

It is a congruent number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2114 + ... + 2607.

It is an arithmetic number, because the mean of its divisors is an integer number (165270).

2^1166087 is an apocalyptic number.

1166087 is a deficient number, since it is larger than the sum of its proper divisors (156073).

1166087 is a wasteful number, since it uses less digits than its factorization.

1166087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4753.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1166087 is about 1079.8550828699. The cubic root of 1166087 is about 105.2552219149.

The spelling of 1166087 in words is "one million, one hundred sixty-six thousand, eighty-seven".