13968727 has 2 divisors, whose sum is σ = 13968728. Its totient is φ = 13968726.

The previous prime is 13968709. The next prime is 13968767. The reversal of 13968727 is 72786931.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13968727 - 2⁷ = 13968599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13968767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6984363 + 6984364.

It is an arithmetic number, because the mean of its divisors is an integer number (6984364).

Almost surely, 2^13968727 is an apocalyptic number.

13968727 is a deficient number, since it is larger than the sum of its proper divisors (1).

13968727 is an equidigital number, since it uses as much as digits as its factorization.

13968727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 43.

The square root of 13968727 is about 3737.4760199900. The cubic root of 13968727 is about 240.8346345825.

The spelling of 13968727 in words is "thirteen million, nine hundred sixty-eight thousand, seven hundred twenty-seven".