16297873 has 2 divisors, whose sum is σ = 16297874. Its totient is φ = 16297872.

The previous prime is 16297859. The next prime is 16297891. The reversal of 16297873 is 37879261.

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., 13712209 + 2585664 = 3703^2 + 1608^2 .

It is a cyclic number.

It is not a de Polignac number, because 16297873 - 2⁹ = 16297361 is a prime.

It is not a weakly prime, because it can be changed into another prime (16297973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8148936 + 8148937.

It is an arithmetic number, because the mean of its divisors is an integer number (8148937).

Almost surely, 2^16297873 is an apocalyptic number.

It is an amenable number.

16297873 is a deficient number, since it is larger than the sum of its proper divisors (1).

16297873 is an equidigital number, since it uses as much as digits as its factorization.

16297873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 43.

The square root of 16297873 is about 4037.0624221084. The cubic root of 16297873 is about 253.5383403269.

The spelling of 16297873 in words is "sixteen million, two hundred ninety-seven thousand, eight hundred seventy-three".