13727663 has 2 divisors, whose sum is σ = 13727664. Its totient is φ = 13727662.

The previous prime is 13727647. The next prime is 13727669. The reversal of 13727663 is 36672731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13727663 - 2⁴ = 13727647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13727669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6863831 + 6863832.

It is an arithmetic number, because the mean of its divisors is an integer number (6863832).

Almost surely, 2^13727663 is an apocalyptic number.

13727663 is a deficient number, since it is larger than the sum of its proper divisors (1).

13727663 is an equidigital number, since it uses as much as digits as its factorization.

13727663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 35.

The square root of 13727663 is about 3705.0860988646. The cubic root of 13727663 is about 239.4411941227.

The spelling of 13727663 in words is "thirteen million, seven hundred twenty-seven thousand, six hundred sixty-three".