1116285 has 8 divisors (see below), whose sum is σ = 1786080. Its totient is φ = 595344.

The previous prime is 1116281. The next prime is 1116289. The reversal of 1116285 is 5826111.

It is an interprime number because it is at equal distance from previous prime (1116281) and next prime (1116289).

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

It is not a de Polignac number, because 1116285 - 2² = 1116281 is a prime.

It is a super-3 number, since 3×1116285³ = 4172982098533347375, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116281) 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, 37195 + ... + 37224.

It is an arithmetic number, because the mean of its divisors is an integer number (223260).

2^1116285 is an apocalyptic number.

1116285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1116285 is a deficient number, since it is larger than the sum of its proper divisors (669795).

1116285 is an equidigital number, since it uses as much as digits as its factorization.

1116285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74427.

The product of its digits is 480, while the sum is 24.

The square root of 1116285 is about 1056.5438940243. The cubic root of 1116285 is about 103.7349327323.

Adding to 1116285 its product of digits (480), we get a triangular number (1116765 = T₁₄₉₄).

The spelling of 1116285 in words is "one million, one hundred sixteen thousand, two hundred eighty-five".