441321331 has 4 divisors (see below), whose sum is σ = 481441464. Its totient is φ = 401201200.

The previous prime is 441321329. The next prime is 441321337. The reversal of 441321331 is 133123144.

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

It is a cyclic number.

It is not a de Polignac number, because 441321331 - 2¹ = 441321329 is a prime.

It is a super-2 number, since 2×441321331² = 389529034391223122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441321337) 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, 20060050 + ... + 20060071.

It is an arithmetic number, because the mean of its divisors is an integer number (120360366).

Almost surely, 2^441321331 is an apocalyptic number.

441321331 is a deficient number, since it is larger than the sum of its proper divisors (40120133).

441321331 is a wasteful number, since it uses less digits than its factorization.

441321331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40120132.

The product of its digits is 864, while the sum is 22.

The square root of 441321331 is about 21007.6493449410. The cubic root of 441321331 is about 761.3510887170.

Adding to 441321331 its reverse (133123144), we get a palindrome (574444475).

The spelling of 441321331 in words is "four hundred forty-one million, three hundred twenty-one thousand, three hundred thirty-one".