200134243 has 8 divisors (see below), whose sum is σ = 205601760. Its totient is φ = 194694720.

The previous prime is 200134241. The next prime is 200134261. The reversal of 200134243 is 342431002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200134243 - 2¹ = 200134241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200134243.

It is not an unprimeable number, because it can be changed into a prime (200134241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7921 + ... + 21517.

It is an arithmetic number, because the mean of its divisors is an integer number (25700220).

Almost surely, 2^200134243 is an apocalyptic number.

200134243 is a deficient number, since it is larger than the sum of its proper divisors (5467517).

200134243 is a wasteful number, since it uses less digits than its factorization.

200134243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13997.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 200134243 is about 14146.8810343482. The cubic root of 200134243 is about 584.9343613500.

Adding to 200134243 its reverse (342431002), we get a palindrome (542565245).

The spelling of 200134243 in words is "two hundred million, one hundred thirty-four thousand, two hundred forty-three".