1243343 has 2 divisors, whose sum is σ = 1243344. Its totient is φ = 1243342.

The previous prime is 1243337. The next prime is 1243349. The reversal of 1243343 is 3433421.

It is a balanced prime because it is at equal distance from previous prime (1243337) and next prime (1243349).

It is a cyclic number.

It is not a de Polignac number, because 1243343 - 2¹² = 1239247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1243349) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 621671 + 621672.

It is an arithmetic number, because the mean of its divisors is an integer number (621672).

2^1243343 is an apocalyptic number.

1243343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1243343 is an equidigital number, since it uses as much as digits as its factorization.

1243343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 20.

The square root of 1243343 is about 1115.0529135427. The cubic root of 1243343 is about 107.5301664033.

Adding to 1243343 its reverse (3433421), we get a palindrome (4676764).

The spelling of 1243343 in words is "one million, two hundred forty-three thousand, three hundred forty-three".