204161241 has 4 divisors (see below), whose sum is σ = 272214992. Its totient is φ = 136107492.

The previous prime is 204161233. The next prime is 204161297. The reversal of 204161241 is 142161402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 204161241 - 2³ = 204161233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204162241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34026871 + ... + 34026876.

It is an arithmetic number, because the mean of its divisors is an integer number (68053748).

Almost surely, 2^204161241 is an apocalyptic number.

It is an amenable number.

204161241 is a deficient number, since it is larger than the sum of its proper divisors (68053751).

204161241 is an equidigital number, since it uses as much as digits as its factorization.

204161241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68053750.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 204161241 is about 14288.5003061903. The cubic root of 204161241 is about 588.8315869102.

It can be divided in two parts, 204161 and 241, that added together give a palindrome (204402).

The spelling of 204161241 in words is "two hundred four million, one hundred sixty-one thousand, two hundred forty-one".