541001321 has 8 divisors (see below), whose sum is σ = 626757504. Its totient is φ = 457362720.

The previous prime is 541001299. The next prime is 541001323. The reversal of 541001321 is 123100145.

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

It is a cyclic number.

It is not a de Polignac number, because 541001321 - 2¹⁰ = 541000297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 541001321.

It is not an unprimeable number, because it can be changed into a prime (541001323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528845 + ... + 529866.

It is an arithmetic number, because the mean of its divisors is an integer number (78344688).

Almost surely, 2^541001321 is an apocalyptic number.

It is an amenable number.

541001321 is a deficient number, since it is larger than the sum of its proper divisors (85756183).

541001321 is a wasteful number, since it uses less digits than its factorization.

541001321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058791.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 541001321 is about 23259.4350963217. The cubic root of 541001321 is about 814.8283081441.

Adding to 541001321 its reverse (123100145), we get a palindrome (664101466).

The spelling of 541001321 in words is "five hundred forty-one million, one thousand, three hundred twenty-one".