1122343 has 6 divisors (see below), whose sum is σ = 1150944. Its totient is φ = 1094436.

The previous prime is 1122287. The next prime is 1122367. The reversal of 1122343 is 3432211.

It is a happy number.

It is not a de Polignac number, because 1122343 - 2⁹ = 1121831 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 (1122643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1546 + ... + 2152.

It is an arithmetic number, because the mean of its divisors is an integer number (191824).

2^1122343 is an apocalyptic number.

1122343 is a deficient number, since it is larger than the sum of its proper divisors (28601).

1122343 is an frugal number, since it uses more digits than its factorization.

1122343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693 (or 650 counting only the distinct ones).

The product of its digits is 144, while the sum is 16.

The square root of 1122343 is about 1059.4069095489. The cubic root of 1122343 is about 103.9222483460.

Adding to 1122343 its reverse (3432211), we get a palindrome (4554554).

The spelling of 1122343 in words is "one million, one hundred twenty-two thousand, three hundred forty-three".