204281023 has 2 divisors, whose sum is σ = 204281024. Its totient is φ = 204281022.

The previous prime is 204280991. The next prime is 204281039. The reversal of 204281023 is 320182402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204281023 - 2⁵ = 204280991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204280985 and 204281003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204281323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102140511 + 102140512.

It is an arithmetic number, because the mean of its divisors is an integer number (102140512).

Almost surely, 2^204281023 is an apocalyptic number.

204281023 is a deficient number, since it is larger than the sum of its proper divisors (1).

204281023 is an equidigital number, since it uses as much as digits as its factorization.

204281023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 204281023 is about 14292.6912441289. The cubic root of 204281023 is about 588.9467208041.

The spelling of 204281023 in words is "two hundred four million, two hundred eighty-one thousand, twenty-three".