1343303243 has 2 divisors, whose sum is σ = 1343303244. Its totient is φ = 1343303242.

The previous prime is 1343303197. The next prime is 1343303407. The reversal of 1343303243 is 3423033431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1343303243 - 2¹⁴ = 1343286859 is a prime.

It is not a weakly prime, because it can be changed into another prime (1343363243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671651621 + 671651622.

It is an arithmetic number, because the mean of its divisors is an integer number (671651622).

Almost surely, 2^1343303243 is an apocalyptic number.

1343303243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343303243 is an equidigital number, since it uses as much as digits as its factorization.

1343303243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 26.

The square root of 1343303243 is about 36651.1015250565. The cubic root of 1343303243 is about 1103.3789332494.

Adding to 1343303243 its reverse (3423033431), we get a palindrome (4766336674).

The spelling of 1343303243 in words is "one billion, three hundred forty-three million, three hundred three thousand, two hundred forty-three".