1085743 has 4 divisors (see below), whose sum is σ = 1092568. Its totient is φ = 1078920.

The previous prime is 1085737. The next prime is 1085753. The reversal of 1085743 is 3475801.

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 1085743 - 2¹⁷ = 954671 is a prime.

It is a Duffinian number.

1085743 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085753) 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, 3168 + ... + 3493.

It is an arithmetic number, because the mean of its divisors is an integer number (273142).

2^1085743 is an apocalyptic number.

1085743 is a deficient number, since it is larger than the sum of its proper divisors (6825).

1085743 is an equidigital number, since it uses as much as digits as its factorization.

1085743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6824.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 1085743 is about 1041.9899231758. The cubic root of 1085743 is about 102.7800945072.

The spelling of 1085743 in words is "one million, eighty-five thousand, seven hundred forty-three".