13728079927 has 2 divisors, whose sum is σ = 13728079928. Its totient is φ = 13728079926.

The previous prime is 13728079913. The next prime is 13728079933. The reversal of 13728079927 is 72997082731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13728079927 - 2¹¹ = 13728077879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13728079997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6864039963 + 6864039964.

It is an arithmetic number, because the mean of its divisors is an integer number (6864039964).

Almost surely, 2^13728079927 is an apocalyptic number.

13728079927 is a deficient number, since it is larger than the sum of its proper divisors (1).

13728079927 is an equidigital number, since it uses as much as digits as its factorization.

13728079927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The spelling of 13728079927 in words is "thirteen billion, seven hundred twenty-eight million, seventy-nine thousand, nine hundred twenty-seven".