200001134 has 4 divisors (see below), whose sum is σ = 300001704. Its totient is φ = 100000566.

The previous prime is 200001103. The next prime is 200001143. The reversal of 200001134 is 431100002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431100002 = 2 ⋅215550001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000282 + ... + 50000285.

It is an arithmetic number, because the mean of its divisors is an integer number (75000426).

Almost surely, 2^200001134 is an apocalyptic number.

200001134 is a deficient number, since it is larger than the sum of its proper divisors (100000570).

200001134 is a wasteful number, since it uses less digits than its factorization.

200001134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100000569.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 200001134 is about 14142.1757166286. The cubic root of 200001134 is about 584.8046529192.

Adding to 200001134 its reverse (431100002), we get a palindrome (631101136).

The spelling of 200001134 in words is "two hundred million, one thousand, one hundred thirty-four".