200143134 has 12 divisors (see below), whose sum is σ = 433643496. Its totient is φ = 66714372.

The previous prime is 200143121. The next prime is 200143157. The reversal of 200143134 is 431341002.

200143134 is a `hidden beast` number, since 200 + 1 + 431 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11119063 = 200143134 / (2 + 0 + 0 + 1 + 4 + 3 + 1 + 3 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5559514 + ... + 5559549.

It is an arithmetic number, because the mean of its divisors is an integer number (36136958).

Almost surely, 2^200143134 is an apocalyptic number.

200143134 is an abundant number, since it is smaller than the sum of its proper divisors (233500362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200143134 is a wasteful number, since it uses less digits than its factorization.

200143134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11119071 (or 11119068 counting only the distinct ones).

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

The square root of 200143134 is about 14147.1952697346. The cubic root of 200143134 is about 584.9430231600.

Adding to 200143134 its reverse (431341002), we get a palindrome (631484136).

The spelling of 200143134 in words is "two hundred million, one hundred forty-three thousand, one hundred thirty-four".