1116851 has 2 divisors, whose sum is σ = 1116852. Its totient is φ = 1116850.

The previous prime is 1116821. The next prime is 1116853. The reversal of 1116851 is 1586111.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1586111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1116851 - 2¹⁴ = 1100467 is a prime.

Together with 1116853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1116853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558425 + 558426.

It is an arithmetic number, because the mean of its divisors is an integer number (558426).

2^1116851 is an apocalyptic number.

1116851 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116851 is an equidigital number, since it uses as much as digits as its factorization.

1116851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 23.

The square root of 1116851 is about 1056.8117145452. The cubic root of 1116851 is about 103.7524623212.

The spelling of 1116851 in words is "one million, one hundred sixteen thousand, eight hundred fifty-one".