1344000043 has 2 divisors, whose sum is σ = 1344000044. Its totient is φ = 1344000042.

The previous prime is 1344000011. The next prime is 1344000079. The reversal of 1344000043 is 3400004431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1344000043 - 2⁵ = 1344000011 is a prime.

It is a super-2 number, since 2×1344000043² = 3612672231168003698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1344000743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672000021 + 672000022.

It is an arithmetic number, because the mean of its divisors is an integer number (672000022).

Almost surely, 2^1344000043 is an apocalyptic number.

1344000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344000043 is an equidigital number, since it uses as much as digits as its factorization.

1344000043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1344000043 is about 36660.6061461073. The cubic root of 1344000043 is about 1103.5696823217.

Adding to 1344000043 its reverse (3400004431), we get a palindrome (4744004474).

The spelling of 1344000043 in words is "one billion, three hundred forty-four million, forty-three", and thus it is an aban number.