16743443 has 2 divisors, whose sum is σ = 16743444. Its totient is φ = 16743442.

The previous prime is 16743413. The next prime is 16743449. The reversal of 16743443 is 34434761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16743443 - 2⁸ = 16743187 is a prime.

It is not a weakly prime, because it can be changed into another prime (16743449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8371721 + 8371722.

It is an arithmetic number, because the mean of its divisors is an integer number (8371722).

Almost surely, 2^16743443 is an apocalyptic number.

16743443 is a deficient number, since it is larger than the sum of its proper divisors (1).

16743443 is an equidigital number, since it uses as much as digits as its factorization.

16743443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 32.

The square root of 16743443 is about 4091.8752424775. The cubic root of 16743443 is about 255.8281062451.

The spelling of 16743443 in words is "sixteen million, seven hundred forty-three thousand, four hundred forty-three".