13420006349 has 2 divisors, whose sum is σ = 13420006350. Its totient is φ = 13420006348.

The previous prime is 13420006339. The next prime is 13420006367. The reversal of 13420006349 is 94360002431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7587629449 + 5832376900 = 87107^2 + 76370^2 .

It is a cyclic number.

It is not a de Polignac number, because 13420006349 - 2⁴ = 13420006333 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13420006339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6710003174 + 6710003175.

It is an arithmetic number, because the mean of its divisors is an integer number (6710003175).

Almost surely, 2^13420006349 is an apocalyptic number.

It is an amenable number.

13420006349 is a deficient number, since it is larger than the sum of its proper divisors (1).

13420006349 is an equidigital number, since it uses as much as digits as its factorization.

13420006349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 13420006349 in words is "thirteen billion, four hundred twenty million, six thousand, three hundred forty-nine".