3343430521 has 2 divisors, whose sum is σ = 3343430522. Its totient is φ = 3343430520.

The previous prime is 3343430483. The next prime is 3343430537. The reversal of 3343430521 is 1250343433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2332890000 + 1010540521 = 48300^2 + 31789^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3343430521 is a prime.

It is a super-2 number, since 2×3343430521² = 22357055297508662882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3343430521.

It is not a weakly prime, because it can be changed into another prime (3343430921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1671715260 + 1671715261.

It is an arithmetic number, because the mean of its divisors is an integer number (1671715261).

Almost surely, 2^3343430521 is an apocalyptic number.

It is an amenable number.

3343430521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3343430521 is an equidigital number, since it uses as much as digits as its factorization.

3343430521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 3343430521 is about 57822.4050087853. The cubic root of 3343430521 is about 1495.3083812562.

Adding to 3343430521 its reverse (1250343433), we get a palindrome (4593773954).

The spelling of 3343430521 in words is "three billion, three hundred forty-three million, four hundred thirty thousand, five hundred twenty-one".