3213444343 has 2 divisors, whose sum is σ = 3213444344. Its totient is φ = 3213444342.

The previous prime is 3213444323. The next prime is 3213444347. The reversal of 3213444343 is 3434443123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3213444343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3213444347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606722171 + 1606722172.

It is an arithmetic number, because the mean of its divisors is an integer number (1606722172).

Almost surely, 2^3213444343 is an apocalyptic number.

3213444343 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213444343 is an equidigital number, since it uses as much as digits as its factorization.

3213444343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 31.

The square root of 3213444343 is about 56687.2502684687. The cubic root of 3213444343 is about 1475.6734403310.

Adding to 3213444343 its reverse (3434443123), we get a palindrome (6647887466).

The spelling of 3213444343 in words is "three billion, two hundred thirteen million, four hundred forty-four thousand, three hundred forty-three".