204142411 has 16 divisors (see below), whose sum is σ = 234586368. Its totient is φ = 175832800.

The previous prime is 204142391. The next prime is 204142423. The reversal of 204142411 is 114241402.

It is a de Polignac number, because none of the positive numbers 2^k-204142411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204142811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23301 + ... + 30841.

It is an arithmetic number, because the mean of its divisors is an integer number (14661648).

Almost surely, 2^204142411 is an apocalyptic number.

204142411 is a deficient number, since it is larger than the sum of its proper divisors (30443957).

204142411 is a wasteful number, since it uses less digits than its factorization.

204142411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7682.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 204142411 is about 14287.8413695002. The cubic root of 204142411 is about 588.8134835072.

Adding to 204142411 its reverse (114241402), we get a palindrome (318383813).

The spelling of 204142411 in words is "two hundred four million, one hundred forty-two thousand, four hundred eleven".