1344202243 has 4 divisors (see below), whose sum is σ = 1345969368. Its totient is φ = 1342435120.

The previous prime is 1344202219. The next prime is 1344202289. The reversal of 1344202243 is 3422024431.

It is a happy number.

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 1344202243 - 2²¹ = 1342105091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344202213) 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 in 3 ways as a sum of consecutive naturals, for example, 882421 + ... + 883942.

It is an arithmetic number, because the mean of its divisors is an integer number (336492342).

Almost surely, 2^1344202243 is an apocalyptic number.

1344202243 is a deficient number, since it is larger than the sum of its proper divisors (1767125).

1344202243 is an equidigital number, since it uses as much as digits as its factorization.

1344202243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767124.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1344202243 is about 36663.3637709362. The cubic root of 1344202243 is about 1103.6250222506.

Adding to 1344202243 its reverse (3422024431), we get a palindrome (4766226674).

The spelling of 1344202243 in words is "one billion, three hundred forty-four million, two hundred two thousand, two hundred forty-three".