411331321 has 4 divisors (see below), whose sum is σ = 411404944. Its totient is φ = 411257700.

The previous prime is 411331309. The next prime is 411331339. The reversal of 411331321 is 123133114.

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 a cyclic number.

It is not a de Polignac number, because 411331321 - 2⁵ = 411331289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (411331351) 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, 27675 + ... + 39856.

It is an arithmetic number, because the mean of its divisors is an integer number (102851236).

Almost surely, 2^411331321 is an apocalyptic number.

It is an amenable number.

411331321 is a deficient number, since it is larger than the sum of its proper divisors (73623).

411331321 is an equidigital number, since it uses as much as digits as its factorization.

411331321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73622.

The product of its digits is 216, while the sum is 19.

The square root of 411331321 is about 20281.3047164131. The cubic root of 411331321 is about 743.6991071642.

Adding to 411331321 its reverse (123133114), we get a palindrome (534464435).

The spelling of 411331321 in words is "four hundred eleven million, three hundred thirty-one thousand, three hundred twenty-one".