205010453 has 2 divisors, whose sum is σ = 205010454. Its totient is φ = 205010452.

The previous prime is 205010417. The next prime is 205010459. The reversal of 205010453 is 354010502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205005124 + 5329 = 14318^2 + 73^2 .

It is a cyclic number.

It is not a de Polignac number, because 205010453 - 2¹² = 205006357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (205010459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102505226 + 102505227.

It is an arithmetic number, because the mean of its divisors is an integer number (102505227).

Almost surely, 2^205010453 is an apocalyptic number.

It is an amenable number.

205010453 is a deficient number, since it is larger than the sum of its proper divisors (1).

205010453 is an equidigital number, since it uses as much as digits as its factorization.

205010453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 205010453 is about 14318.1860932173. The cubic root of 205010453 is about 589.6468757357.

Adding to 205010453 its reverse (354010502), we get a palindrome (559020955).

The spelling of 205010453 in words is "two hundred five million, ten thousand, four hundred fifty-three".