204540411 has 8 divisors (see below), whose sum is σ = 272880640. Its totient is φ = 136280232.

The previous prime is 204540397. The next prime is 204540419. The reversal of 204540411 is 114045402.

It is a happy number.

204540411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 204540411 - 2¹⁵ = 204507643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204540419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13771 + ... + 24468.

It is an arithmetic number, because the mean of its divisors is an integer number (34110080).

Almost surely, 2^204540411 is an apocalyptic number.

204540411 is a deficient number, since it is larger than the sum of its proper divisors (68340229).

204540411 is a wasteful number, since it uses less digits than its factorization.

204540411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40025.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 204540411 is about 14301.7625137603. The cubic root of 204540411 is about 589.1958891584.

Adding to 204540411 its reverse (114045402), we get a palindrome (318585813).

The spelling of 204540411 in words is "two hundred four million, five hundred forty thousand, four hundred eleven".