541408321 has 4 divisors (see below), whose sum is σ = 554613444. Its totient is φ = 528203200.

The previous prime is 541408319. The next prime is 541408331. The reversal of 541408321 is 123804145.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7290000 + 534118321 = 2700^2 + 23111^2 .

It is a cyclic number.

It is not a de Polignac number, because 541408321 - 2¹ = 541408319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 541408321.

It is not an unprimeable number, because it can be changed into a prime (541408331) 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, 6602500 + ... + 6602581.

It is an arithmetic number, because the mean of its divisors is an integer number (138653361).

Almost surely, 2^541408321 is an apocalyptic number.

It is an amenable number.

541408321 is a deficient number, since it is larger than the sum of its proper divisors (13205123).

541408321 is a wasteful number, since it uses less digits than its factorization.

541408321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13205122.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 541408321 is about 23268.1825891065. The cubic root of 541408321 is about 815.0325910663.

The spelling of 541408321 in words is "five hundred forty-one million, four hundred eight thousand, three hundred twenty-one".