13659073 has 2 divisors, whose sum is σ = 13659074. Its totient is φ = 13659072.

The previous prime is 13659071. The next prime is 13659077. The reversal of 13659073 is 37095631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12341169 + 1317904 = 3513^2 + 1148^2 .

It is an emirp because it is prime and its reverse (37095631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13659073 - 2¹ = 13659071 is a prime.

Together with 13659071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13659071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6829536 + 6829537.

It is an arithmetic number, because the mean of its divisors is an integer number (6829537).

Almost surely, 2^13659073 is an apocalyptic number.

It is an amenable number.

13659073 is a deficient number, since it is larger than the sum of its proper divisors (1).

13659073 is an equidigital number, since it uses as much as digits as its factorization.

13659073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 13659073 is about 3695.8183126339. The cubic root of 13659073 is about 239.0417403449.

The spelling of 13659073 in words is "thirteen million, six hundred fifty-nine thousand, seventy-three".