16804103 has 2 divisors, whose sum is σ = 16804104. Its totient is φ = 16804102.

The previous prime is 16804091. The next prime is 16804111. The reversal of 16804103 is 30140861.

It is a strong prime.

It is an emirp because it is prime and its reverse (30140861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16804103 - 2⁴ = 16804087 is a prime.

It is equal to p_1079501 and since 16804103 and 1079501 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16804153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8402051 + 8402052.

It is an arithmetic number, because the mean of its divisors is an integer number (8402052).

Almost surely, 2^16804103 is an apocalyptic number.

16804103 is a deficient number, since it is larger than the sum of its proper divisors (1).

16804103 is an equidigital number, since it uses as much as digits as its factorization.

16804103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 16804103 is about 4099.2807905778. The cubic root of 16804103 is about 256.1366813651.

Adding to 16804103 its reverse (30140861), we get a palindrome (46944964).

The spelling of 16804103 in words is "sixteen million, eight hundred four thousand, one hundred three".