1116845 has 8 divisors (see below), whose sum is σ = 1376664. Its totient is φ = 869184.

The previous prime is 1116821. The next prime is 1116851. The reversal of 1116845 is 5486111.

It can be written as a sum of positive squares in 4 ways, for example, as 158404 + 958441 = 398^2 + 979^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116845 is a prime.

It is a Duffinian number.

It is a congruent 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, 2834 + ... + 3203.

It is an arithmetic number, because the mean of its divisors is an integer number (172083).

2^1116845 is an apocalyptic number.

It is an amenable number.

1116845 is a deficient number, since it is larger than the sum of its proper divisors (259819).

1116845 is an equidigital number, since it uses as much as digits as its factorization.

1116845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6079.

The product of its digits is 960, while the sum is 26.

The square root of 1116845 is about 1056.8088758144. The cubic root of 1116845 is about 103.7522765262.

The spelling of 1116845 in words is "one million, one hundred sixteen thousand, eight hundred forty-five".