1343803 has 4 divisors (see below), whose sum is σ = 1380160. Its totient is φ = 1307448.

The previous prime is 1343801. The next prime is 1343863. The reversal of 1343803 is 3083431.

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 1343803 - 2¹ = 1343801 is a prime.

It is a Duffinian number.

1343803 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1343801) 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, 18123 + ... + 18196.

It is an arithmetic number, because the mean of its divisors is an integer number (345040).

2^1343803 is an apocalyptic number.

1343803 is a deficient number, since it is larger than the sum of its proper divisors (36357).

1343803 is an equidigital number, since it uses as much as digits as its factorization.

1343803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36356.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1343803 is about 1159.2251722595. The cubic root of 1343803 is about 110.3515748467.

The spelling of 1343803 in words is "one million, three hundred forty-three thousand, eight hundred three".