541022421 has 4 divisors (see below), whose sum is σ = 721363232. Its totient is φ = 360681612.

The previous prime is 541022407. The next prime is 541022441. The reversal of 541022421 is 124220145.

541022421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 541022421 - 2⁹ = 541021909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541022441) 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, 90170401 + ... + 90170406.

It is an arithmetic number, because the mean of its divisors is an integer number (180340808).

Almost surely, 2^541022421 is an apocalyptic number.

It is an amenable number.

541022421 is a deficient number, since it is larger than the sum of its proper divisors (180340811).

541022421 is a wasteful number, since it uses less digits than its factorization.

541022421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180340810.

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

The square root of 541022421 is about 23259.8886712727. Note that the first 3 decimals coincide. The cubic root of 541022421 is about 814.8389012506.

Adding to 541022421 its reverse (124220145), we get a palindrome (665242566).

The spelling of 541022421 in words is "five hundred forty-one million, twenty-two thousand, four hundred twenty-one".