541435221 has 6 divisors (see below), whose sum is σ = 782073110. Its totient is φ = 360956808.

The previous prime is 541435201. The next prime is 541435247. The reversal of 541435221 is 122534145.

541435221 is a `hidden beast` number, since 5 + 4 + 1 + 435 + 221 = 666.

It can be written as a sum of positive squares in only one way, i.e., 514654596 + 26780625 = 22686^2 + 5175^2 .

It is not a de Polignac number, because 541435221 - 2¹⁰ = 541434197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541435201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30079726 + ... + 30079743.

Almost surely, 2^541435221 is an apocalyptic number.

It is an amenable number.

541435221 is a deficient number, since it is larger than the sum of its proper divisors (240637889).

541435221 is a wasteful number, since it uses less digits than its factorization.

541435221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60159475 (or 60159472 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 541435221 is about 23268.7606244939. The cubic root of 541435221 is about 815.0460892048.

Adding to 541435221 its reverse (122534145), we get a palindrome (663969366).

The spelling of 541435221 in words is "five hundred forty-one million, four hundred thirty-five thousand, two hundred twenty-one".