200043401 has 4 divisors (see below), whose sum is σ = 200571600. Its totient is φ = 199515204.

The previous prime is 200043383. The next prime is 200043413. The reversal of 200043401 is 104340002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200043401 - 2²² = 195849097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200043601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263531 + ... + 264288.

It is an arithmetic number, because the mean of its divisors is an integer number (50142900).

Almost surely, 2^200043401 is an apocalyptic number.

It is an amenable number.

200043401 is a deficient number, since it is larger than the sum of its proper divisors (528199).

200043401 is an equidigital number, since it uses as much as digits as its factorization.

200043401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528198.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 200043401 is about 14143.6699975643. The cubic root of 200043401 is about 584.8458463477.

Adding to 200043401 its reverse (104340002), we get a palindrome (304383403).

The spelling of 200043401 in words is "two hundred million, forty-three thousand, four hundred one".