13729451339 has 2 divisors, whose sum is σ = 13729451340. Its totient is φ = 13729451338.

The previous prime is 13729451327. The next prime is 13729451377. The reversal of 13729451339 is 93315492731.

It is a weak prime.

It is an emirp because it is prime and its reverse (93315492731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13729451339 - 2³² = 9434484043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13729451293 and 13729451302.

It is not a weakly prime, because it can be changed into another prime (13729454339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6864725669 + 6864725670.

It is an arithmetic number, because the mean of its divisors is an integer number (6864725670).

Almost surely, 2^13729451339 is an apocalyptic number.

13729451339 is a deficient number, since it is larger than the sum of its proper divisors (1).

13729451339 is an equidigital number, since it uses as much as digits as its factorization.

13729451339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 47.

The spelling of 13729451339 in words is "thirteen billion, seven hundred twenty-nine million, four hundred fifty-one thousand, three hundred thirty-nine".