1344434213 has 2 divisors, whose sum is σ = 1344434214. Its totient is φ = 1344434212.

The previous prime is 1344434209. The next prime is 1344434227. The reversal of 1344434213 is 3124344431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 687383524 + 657050689 = 26218^2 + 25633^2 .

It is a cyclic number.

It is not a de Polignac number, because 1344434213 - 2² = 1344434209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1344434713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672217106 + 672217107.

It is an arithmetic number, because the mean of its divisors is an integer number (672217107).

Almost surely, 2^1344434213 is an apocalyptic number.

It is an amenable number.

1344434213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344434213 is an equidigital number, since it uses as much as digits as its factorization.

1344434213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 29.

The square root of 1344434213 is about 36666.5271467043. The cubic root of 1344434213 is about 1103.6885030679.

Adding to 1344434213 its reverse (3124344431), we get a palindrome (4468778644).

The spelling of 1344434213 in words is "one billion, three hundred forty-four million, four hundred thirty-four thousand, two hundred thirteen".