17144194349 has 2 divisors, whose sum is σ = 17144194350. Its totient is φ = 17144194348.

The previous prime is 17144194339. The next prime is 17144194351. The reversal of 17144194349 is 94349144171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12548032324 + 4596162025 = 112018^2 + 67795^2 .

It is a cyclic number.

It is not a de Polignac number, because 17144194349 - 2¹² = 17144190253 is a prime.

Together with 17144194351, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17144194339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8572097174 + 8572097175.

It is an arithmetic number, because the mean of its divisors is an integer number (8572097175).

Almost surely, 2^17144194349 is an apocalyptic number.

It is an amenable number.

17144194349 is a deficient number, since it is larger than the sum of its proper divisors (1).

17144194349 is an equidigital number, since it uses as much as digits as its factorization.

17144194349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 47.

The spelling of 17144194349 in words is "seventeen billion, one hundred forty-four million, one hundred ninety-four thousand, three hundred forty-nine".