1344031243 has 4 divisors (see below), whose sum is σ = 1402467408. Its totient is φ = 1285595080.

The previous prime is 1344031229. The next prime is 1344031259. The reversal of 1344031243 is 3421304431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1344031243 - 2⁵ = 1344031211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344031343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29218048 + ... + 29218093.

It is an arithmetic number, because the mean of its divisors is an integer number (350616852).

Almost surely, 2^1344031243 is an apocalyptic number.

1344031243 is a deficient number, since it is larger than the sum of its proper divisors (58436165).

1344031243 is an equidigital number, since it uses as much as digits as its factorization.

1344031243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58436164.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1344031243 is about 36661.0316685169. The cubic root of 1344031243 is about 1103.5782217826.

Adding to 1344031243 its reverse (3421304431), we get a palindrome (4765335674).

The spelling of 1344031243 in words is "one billion, three hundred forty-four million, thirty-one thousand, two hundred forty-three".