200134143 has 24 divisors (see below), whose sum is σ = 316068480. Its totient is φ = 121022160.

The previous prime is 200134139. The next prime is 200134189. The reversal of 200134143 is 341431002.

It is not a de Polignac number, because 200134143 - 2² = 200134139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200134643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47788 + ... + 51806.

It is an arithmetic number, because the mean of its divisors is an integer number (13169520).

Almost surely, 2^200134143 is an apocalyptic number.

200134143 is a deficient number, since it is larger than the sum of its proper divisors (115934337).

200134143 is a wasteful number, since it uses less digits than its factorization.

200134143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4539 (or 4536 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 200134143 is about 14146.8774999998. The cubic root of 200134143 is about 584.9342639263.

Adding to 200134143 its reverse (341431002), we get a palindrome (541565145).

The spelling of 200134143 in words is "two hundred million, one hundred thirty-four thousand, one hundred forty-three".