1116871 has 4 divisors (see below), whose sum is σ = 1276432. Its totient is φ = 957312.

The previous prime is 1116859. The next prime is 1116887. The reversal of 1116871 is 1786111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1116871 - 2⁷ = 1116743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79770 + ... + 79783.

It is an arithmetic number, because the mean of its divisors is an integer number (319108).

2^1116871 is an apocalyptic number.

1116871 is a deficient number, since it is larger than the sum of its proper divisors (159561).

1116871 is an equidigital number, since it uses as much as digits as its factorization.

1116871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159560.

The product of its digits is 336, while the sum is 25.

The square root of 1116871 is about 1056.8211769264. The cubic root of 1116871 is about 103.7530816330.

It can be divided in two parts, 11 and 16871, that multiplied together give a palindrome (185581).

The spelling of 1116871 in words is "one million, one hundred sixteen thousand, eight hundred seventy-one".