16704503 has 2 divisors, whose sum is σ = 16704504. Its totient is φ = 16704502.

The previous prime is 16704473. The next prime is 16704529. The reversal of 16704503 is 30540761.

It is an a-pointer prime, because the next prime (16704529) can be obtained adding 16704503 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16704503 - 2¹⁸ = 16442359 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16704563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8352251 + 8352252.

It is an arithmetic number, because the mean of its divisors is an integer number (8352252).

Almost surely, 2^16704503 is an apocalyptic number.

16704503 is a deficient number, since it is larger than the sum of its proper divisors (1).

16704503 is an equidigital number, since it uses as much as digits as its factorization.

16704503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 16704503 is about 4087.1142631446. The cubic root of 16704503 is about 255.6296269709.

The spelling of 16704503 in words is "sixteen million, seven hundred four thousand, five hundred three".