573665123 has 2 divisors, whose sum is σ = 573665124. Its totient is φ = 573665122.

The previous prime is 573665089. The next prime is 573665143. The reversal of 573665123 is 321566375.

573665123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 573665123 - 2⁸ = 573664867 is a prime.

It is not a weakly prime, because it can be changed into another prime (573665143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286832561 + 286832562.

It is an arithmetic number, because the mean of its divisors is an integer number (286832562).

Almost surely, 2^573665123 is an apocalyptic number.

573665123 is a deficient number, since it is larger than the sum of its proper divisors (1).

573665123 is an equidigital number, since it uses as much as digits as its factorization.

573665123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 38.

The square root of 573665123 is about 23951.3073338388. The cubic root of 573665123 is about 830.9077613662.

The spelling of 573665123 in words is "five hundred seventy-three million, six hundred sixty-five thousand, one hundred twenty-three".