13727173 has 2 divisors, whose sum is σ = 13727174. Its totient is φ = 13727172.

The previous prime is 13727171. The next prime is 13727183. The reversal of 13727173 is 37172731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7086244 + 6640929 = 2662^2 + 2577^2 .

It is an emirp because it is prime and its reverse (37172731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13727173 - 2¹ = 13727171 is a prime.

Together with 13727171, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13727171) 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, 6863586 + 6863587.

It is an arithmetic number, because the mean of its divisors is an integer number (6863587).

Almost surely, 2^13727173 is an apocalyptic number.

It is an amenable number.

13727173 is a deficient number, since it is larger than the sum of its proper divisors (1).

13727173 is an equidigital number, since it uses as much as digits as its factorization.

13727173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6174, while the sum is 31.

The square root of 13727173 is about 3705.0199729556. The cubic root of 13727173 is about 239.4383451896.

The spelling of 13727173 in words is "thirteen million, seven hundred twenty-seven thousand, one hundred seventy-three".