1116785 has 8 divisors (see below), whose sum is σ = 1345896. Its totient is φ = 889600.

The previous prime is 1116751. The next prime is 1116809. The reversal of 1116785 is 5876111.

It can be written as a sum of positive squares in 4 ways, for example, as 187489 + 929296 = 433^2 + 964^2 .

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

It is not a de Polignac number, because 1116785 - 2¹² = 1112689 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1727 + ... + 2283.

It is an arithmetic number, because the mean of its divisors is an integer number (168237).

2^1116785 is an apocalyptic number.

It is an amenable number.

1116785 is a deficient number, since it is larger than the sum of its proper divisors (229111).

1116785 is an equidigital number, since it uses as much as digits as its factorization.

1116785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963.

The product of its digits is 1680, while the sum is 29.

The square root of 1116785 is about 1056.7804880863. The cubic root of 1116785 is about 103.7504185399.

The spelling of 1116785 in words is "one million, one hundred sixteen thousand, seven hundred eighty-five".