1344343369 has 2 divisors, whose sum is σ = 1344343370. Its totient is φ = 1344343368.

The previous prime is 1344343367. The next prime is 1344343373. The reversal of 1344343369 is 9633434431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1342269769 + 2073600 = 36637^2 + 1440^2 .

It is a cyclic number.

It is not a de Polignac number, because 1344343369 - 2¹ = 1344343367 is a prime.

It is a super-2 number, since 2×1344343369² = 3614518187548540322, which contains 22 as substring.

Together with 1344343367, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1344343361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672171684 + 672171685.

It is an arithmetic number, because the mean of its divisors is an integer number (672171685).

Almost surely, 2^1344343369 is an apocalyptic number.

It is an amenable number.

1344343369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344343369 is an equidigital number, since it uses as much as digits as its factorization.

1344343369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 40.

The square root of 1344343369 is about 36665.2883392453. The cubic root of 1344343369 is about 1103.6636436052.

The spelling of 1344343369 in words is "one billion, three hundred forty-four million, three hundred forty-three thousand, three hundred sixty-nine".