16000609 has 2 divisors, whose sum is σ = 16000610. Its totient is φ = 16000608.

The previous prime is 16000573. The next prime is 16000627. The reversal of 16000609 is 90600061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12496225 + 3504384 = 3535^2 + 1872^2 .

It is a cyclic number.

It is not a de Polignac number, because 16000609 - 2⁹ = 16000097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16000609.

It is not a weakly prime, because it can be changed into another prime (16000669) 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, 8000304 + 8000305.

It is an arithmetic number, because the mean of its divisors is an integer number (8000305).

Almost surely, 2^16000609 is an apocalyptic number.

It is an amenable number.

16000609 is a deficient number, since it is larger than the sum of its proper divisors (1).

16000609 is an equidigital number, since it uses as much as digits as its factorization.

16000609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 16000609 is about 4000.0761242756. The cubic root of 16000609 is about 251.9874069881.

The spelling of 16000609 in words is "sixteen million, six hundred nine", and thus it is an aban number.