144203043217 has 2 divisors, whose sum is σ = 144203043218. Its totient is φ = 144203043216.

The previous prime is 144203043161. The next prime is 144203043247. The reversal of 144203043217 is 712340302441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117317210256 + 26885832961 = 342516^2 + 163969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144203043217 is a prime.

It is not a weakly prime, because it can be changed into another prime (144203043247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72101521608 + 72101521609.

It is an arithmetic number, because the mean of its divisors is an integer number (72101521609).

Almost surely, 2^144203043217 is an apocalyptic number.

It is an amenable number.

144203043217 is a deficient number, since it is larger than the sum of its proper divisors (1).

144203043217 is an equidigital number, since it uses as much as digits as its factorization.

144203043217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 144203043217 its reverse (712340302441), we get a palindrome (856543345658).

The spelling of 144203043217 in words is "one hundred forty-four billion, two hundred three million, forty-three thousand, two hundred seventeen".