1110943 has 2 divisors, whose sum is σ = 1110944. Its totient is φ = 1110942.

The previous prime is 1110931. The next prime is 1110953. The reversal of 1110943 is 3490111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1110943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555471 + 555472.

It is an arithmetic number, because the mean of its divisors is an integer number (555472).

2^1110943 is an apocalyptic number.

1110943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110943 is an equidigital number, since it uses as much as digits as its factorization.

1110943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1110943 is about 1054.0128082713. The cubic root of 1110943 is about 103.5691929986.

The spelling of 1110943 in words is "one million, one hundred ten thousand, nine hundred forty-three".