1344440442343 has 2 divisors, whose sum is σ = 1344440442344. Its totient is φ = 1344440442342.

The previous prime is 1344440442287. The next prime is 1344440442349. The reversal of 1344440442343 is 3432440444431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1344440442343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1344440442296 and 1344440442305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1344440442349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672220221171 + 672220221172.

It is an arithmetic number, because the mean of its divisors is an integer number (672220221172).

Almost surely, 2^{1344440442343} is an apocalyptic number.

1344440442343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344440442343 is an equidigital number, since it uses as much as digits as its factorization.

1344440442343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 1344440442343 its reverse (3432440444431), we get a palindrome (4776880886774).

The spelling of 1344440442343 in words is "one trillion, three hundred forty-four billion, four hundred forty million, four hundred forty-two thousand, three hundred forty-three".