343340603 has 2 divisors, whose sum is σ = 343340604. Its totient is φ = 343340602.

The previous prime is 343340597. The next prime is 343340617. The reversal of 343340603 is 306043343.

It is a weak prime.

It is an emirp because it is prime and its reverse (306043343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343340603 - 2¹² = 343336507 is a prime.

It is not a weakly prime, because it can be changed into another prime (343340633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171670301 + 171670302.

It is an arithmetic number, because the mean of its divisors is an integer number (171670302).

Almost surely, 2^343340603 is an apocalyptic number.

343340603 is a deficient number, since it is larger than the sum of its proper divisors (1).

343340603 is an equidigital number, since it uses as much as digits as its factorization.

343340603 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 343340603 is about 18529.4523124673. The cubic root of 343340603 is about 700.2316260689.

Adding to 343340603 its reverse (306043343), we get a palindrome (649383946).

The spelling of 343340603 in words is "three hundred forty-three million, three hundred forty thousand, six hundred three".