13650073 has 2 divisors, whose sum is σ = 13650074. Its totient is φ = 13650072.

The previous prime is 13650067. The next prime is 13650103. The reversal of 13650073 is 37005631.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8928144 + 4721929 = 2988^2 + 2173^2 .

It is a cyclic number.

It is not a de Polignac number, because 13650073 - 2⁹ = 13649561 is a prime.

It is not a weakly prime, because it can be changed into another prime (13659073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6825036 + 6825037.

It is an arithmetic number, because the mean of its divisors is an integer number (6825037).

Almost surely, 2^13650073 is an apocalyptic number.

It is an amenable number.

13650073 is a deficient number, since it is larger than the sum of its proper divisors (1).

13650073 is an equidigital number, since it uses as much as digits as its factorization.

13650073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 13650073 is about 3694.6005196773. The cubic root of 13650073 is about 238.9892270606.

The spelling of 13650073 in words is "thirteen million, six hundred fifty thousand, seventy-three".