16500103 has 2 divisors, whose sum is σ = 16500104. Its totient is φ = 16500102.

The previous prime is 16500097. The next prime is 16500139. The reversal of 16500103 is 30100561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16500103 - 2⁹ = 16499591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16500173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8250051 + 8250052.

It is an arithmetic number, because the mean of its divisors is an integer number (8250052).

Almost surely, 2^16500103 is an apocalyptic number.

16500103 is a deficient number, since it is larger than the sum of its proper divisors (1).

16500103 is an equidigital number, since it uses as much as digits as its factorization.

16500103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 16500103 is about 4062.0318807218. The cubic root of 16500103 is about 254.5826982185.

Adding to 16500103 its reverse (30100561), we get a palindrome (46600664).

The spelling of 16500103 in words is "sixteen million, five hundred thousand, one hundred three".