205330523 has 2 divisors, whose sum is σ = 205330524. Its totient is φ = 205330522.

The previous prime is 205330519. The next prime is 205330613. The reversal of 205330523 is 325033502.

205330523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 205330523 - 2² = 205330519 is a prime.

It is not a weakly prime, because it can be changed into another prime (205330123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102665261 + 102665262.

It is an arithmetic number, because the mean of its divisors is an integer number (102665262).

Almost surely, 2^205330523 is an apocalyptic number.

205330523 is a deficient number, since it is larger than the sum of its proper divisors (1).

205330523 is an equidigital number, since it uses as much as digits as its factorization.

205330523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 23.

The square root of 205330523 is about 14329.3587783962. The cubic root of 205330523 is about 589.9535757784.

The spelling of 205330523 in words is "two hundred five million, three hundred thirty thousand, five hundred twenty-three".