16499963 has 2 divisors, whose sum is σ = 16499964. Its totient is φ = 16499962.

The previous prime is 16499957. The next prime is 16500007. The reversal of 16499963 is 36999461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16499963 - 2¹⁰ = 16498939 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (16499933) 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, 8249981 + 8249982.

It is an arithmetic number, because the mean of its divisors is an integer number (8249982).

Almost surely, 2^16499963 is an apocalyptic number.

16499963 is a deficient number, since it is larger than the sum of its proper divisors (1).

16499963 is an equidigital number, since it uses as much as digits as its factorization.

16499963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 314928, while the sum is 47.

The square root of 16499963 is about 4062.0146479303. The cubic root of 16499963 is about 254.5819781891.

The spelling of 16499963 in words is "sixteen million, four hundred ninety-nine thousand, nine hundred sixty-three".