16740943 has 2 divisors, whose sum is σ = 16740944. Its totient is φ = 16740942.

The previous prime is 16740931. The next prime is 16740953. The reversal of 16740943 is 34904761.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16740943 - 2⁹ = 16740431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16740899 and 16740908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16740953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8370471 + 8370472.

It is an arithmetic number, because the mean of its divisors is an integer number (8370472).

Almost surely, 2^16740943 is an apocalyptic number.

16740943 is a deficient number, since it is larger than the sum of its proper divisors (1).

16740943 is an equidigital number, since it uses as much as digits as its factorization.

16740943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 16740943 is about 4091.5697476641. The cubic root of 16740943 is about 255.8153728604.

The spelling of 16740943 in words is "sixteen million, seven hundred forty thousand, nine hundred forty-three".