1338343 has 2 divisors, whose sum is σ = 1338344. Its totient is φ = 1338342.

The previous prime is 1338331. The next prime is 1338349. The reversal of 1338343 is 3438331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1338343 is a prime.

It is a d-powerful number, because it can be written as 1 + 3² + 3¹¹ + 8⁵ + 3¹² + 4⁸ + 3¹² .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1338349) 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, 669171 + 669172.

It is an arithmetic number, because the mean of its divisors is an integer number (669172).

2^1338343 is an apocalyptic number.

1338343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1338343 is an equidigital number, since it uses as much as digits as its factorization.

1338343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

The square root of 1338343 is about 1156.8677538941. The cubic root of 1338343 is about 110.2019156389.

It can be divided in two parts, 1338 and 343, that added together give a square (1681 = 41²).

The spelling of 1338343 in words is "one million, three hundred thirty-eight thousand, three hundred forty-three".