200000453 has 2 divisors, whose sum is σ = 200000454. Its totient is φ = 200000452.

The previous prime is 200000447. The next prime is 200000477. The reversal of 200000453 is 354000002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135326689 + 64673764 = 11633^2 + 8042^2 .

It is a cyclic number.

It is not a de Polignac number, because 200000453 - 2²⁶ = 132891589 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 (200000483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000226 + 100000227.

It is an arithmetic number, because the mean of its divisors is an integer number (100000227).

Almost surely, 2^200000453 is an apocalyptic number.

It is an amenable number.

200000453 is a deficient number, since it is larger than the sum of its proper divisors (1).

200000453 is an equidigital number, since it uses as much as digits as its factorization.

200000453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 200000453 is about 14142.1516396905. The cubic root of 200000453 is about 584.8039891689.

Adding to 200000453 its reverse (354000002), we get a palindrome (554000455).

The spelling of 200000453 in words is "two hundred million, four hundred fifty-three", and thus it is an aban number.