16340297 has 2 divisors, whose sum is σ = 16340298. Its totient is φ = 16340296.

The previous prime is 16340287. The next prime is 16340333. The reversal of 16340297 is 79204361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10883401 + 5456896 = 3299^2 + 2336^2 .

It is a cyclic number.

It is not a de Polignac number, because 16340297 - 2¹⁴ = 16323913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16340237) 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, 8170148 + 8170149.

It is an arithmetic number, because the mean of its divisors is an integer number (8170149).

Almost surely, 2^16340297 is an apocalyptic number.

It is an amenable number.

16340297 is a deficient number, since it is larger than the sum of its proper divisors (1).

16340297 is an equidigital number, since it uses as much as digits as its factorization.

16340297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 16340297 is about 4042.3133228388. The cubic root of 16340297 is about 253.7581397892.

The spelling of 16340297 in words is "sixteen million, three hundred forty thousand, two hundred ninety-seven".