200054243 has 4 divisors (see below), whose sum is σ = 200465520. Its totient is φ = 199642968.

The previous prime is 200054201. The next prime is 200054273. The reversal of 200054243 is 342450002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200054243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200054273) 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 in 3 ways as a sum of consecutive naturals, for example, 204908 + ... + 205881.

It is an arithmetic number, because the mean of its divisors is an integer number (50116380).

Almost surely, 2^200054243 is an apocalyptic number.

200054243 is a deficient number, since it is larger than the sum of its proper divisors (411277).

200054243 is an equidigital number, since it uses as much as digits as its factorization.

200054243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411276.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 200054243 is about 14144.0532733725. The cubic root of 200054243 is about 584.8564120284.

The spelling of 200054243 in words is "two hundred million, fifty-four thousand, two hundred forty-three".