1344321043349 has 2 divisors, whose sum is σ = 1344321043350. Its totient is φ = 1344321043348.

The previous prime is 1344321043321. The next prime is 1344321043367. The reversal of 1344321043349 is 9433401234431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1209186136900 + 135134906449 = 1099630^2 + 367607^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1344321043349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1344321043319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672160521674 + 672160521675.

It is an arithmetic number, because the mean of its divisors is an integer number (672160521675).

Almost surely, 2^{1344321043349} is an apocalyptic number.

It is an amenable number.

1344321043349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344321043349 is an equidigital number, since it uses as much as digits as its factorization.

1344321043349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 1344321043349 in words is "one trillion, three hundred forty-four billion, three hundred twenty-one million, forty-three thousand, three hundred forty-nine".