13442104349 has 2 divisors, whose sum is σ = 13442104350. Its totient is φ = 13442104348.

The previous prime is 13442104321. The next prime is 13442104433. The reversal of 13442104349 is 94340124431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13091478724 + 350625625 = 114418^2 + 18725^2 .

It is a cyclic number.

It is not a de Polignac number, because 13442104349 - 2¹² = 13442100253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13442104309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6721052174 + 6721052175.

It is an arithmetic number, because the mean of its divisors is an integer number (6721052175).

Almost surely, 2^13442104349 is an apocalyptic number.

It is an amenable number.

13442104349 is a deficient number, since it is larger than the sum of its proper divisors (1).

13442104349 is an equidigital number, since it uses as much as digits as its factorization.

13442104349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 13442104349 in words is "thirteen billion, four hundred forty-two million, one hundred four thousand, three hundred forty-nine".