204011142 has 8 divisors (see below), whose sum is σ = 408022296. Its totient is φ = 68003712.

The previous prime is 204011141. The next prime is 204011153. The reversal of 204011142 is 241110402.

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

204011142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204011141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17000923 + ... + 17000934.

It is an arithmetic number, because the mean of its divisors is an integer number (51002787).

Almost surely, 2^204011142 is an apocalyptic number.

204011142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

204011142 is a wasteful number, since it uses less digits than its factorization.

204011142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34001862.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 204011142 is about 14283.2468997774. The cubic root of 204011142 is about 588.6872488689.

Adding to 204011142 its reverse (241110402), we get a palindrome (445121544).

The spelling of 204011142 in words is "two hundred four million, eleven thousand, one hundred forty-two".