1116665 has 16 divisors (see below), whose sum is σ = 1486080. Its totient is φ = 798720.

The previous prime is 1116659. The next prime is 1116677. The reversal of 1116665 is 5666111.

It is not a de Polignac number, because 1116665 - 2⁶ = 1116601 is a prime.

It is a Curzon 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, 4217 + ... + 4473.

It is an arithmetic number, because the mean of its divisors is an integer number (92880).

2^1116665 is an apocalyptic number.

It is an amenable number.

1116665 is a deficient number, since it is larger than the sum of its proper divisors (369415).

1116665 is a wasteful number, since it uses less digits than its factorization.

1116665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352.

The product of its digits is 1080, while the sum is 26.

The square root of 1116665 is about 1056.7237103425. The cubic root of 1116665 is about 103.7467023677.

It can be divided in two parts, 111 and 6665, that added together give a palindrome (6776).

The spelling of 1116665 in words is "one million, one hundred sixteen thousand, six hundred sixty-five".