16800023 has 2 divisors, whose sum is σ = 16800024. Its totient is φ = 16800022.

The previous prime is 16799989. The next prime is 16800053. The reversal of 16800023 is 32000861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16800023 - 2⁸ = 16799767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16799968 and 16800004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16800053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8400011 + 8400012.

It is an arithmetic number, because the mean of its divisors is an integer number (8400012).

Almost surely, 2^16800023 is an apocalyptic number.

16800023 is a deficient number, since it is larger than the sum of its proper divisors (1).

16800023 is an equidigital number, since it uses as much as digits as its factorization.

16800023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 16800023 is about 4098.7831120956. The cubic root of 16800023 is about 256.1159498757.

Adding to 16800023 its reverse (32000861), we get a palindrome (48800884).

The spelling of 16800023 in words is "sixteen million, eight hundred thousand, twenty-three".