1116895 has 8 divisors (see below), whose sum is σ = 1443456. Its totient is φ = 824736.

The previous prime is 1116893. The next prime is 1116911. The reversal of 1116895 is 5986111.

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 1116895 - 2¹ = 1116893 is a prime.

It is a Duffinian number.

1116895 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8527 + ... + 8656.

It is an arithmetic number, because the mean of its divisors is an integer number (180432).

2^1116895 is an apocalyptic number.

1116895 is a deficient number, since it is larger than the sum of its proper divisors (326561).

1116895 is a wasteful number, since it uses less digits than its factorization.

1116895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17201.

The product of its digits is 2160, while the sum is 31.

The square root of 1116895 is about 1056.8325316719. The cubic root of 1116895 is about 103.7538247973.

The spelling of 1116895 in words is "one million, one hundred sixteen thousand, eight hundred ninety-five".