323121441 has 4 divisors (see below), whose sum is σ = 430828592. Its totient is φ = 215414292.

The previous prime is 323121439. The next prime is 323121493. The reversal of 323121441 is 144121323.

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 323121441 - 2¹ = 323121439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323121341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53853571 + ... + 53853576.

It is an arithmetic number, because the mean of its divisors is an integer number (107707148).

Almost surely, 2^323121441 is an apocalyptic number.

It is an amenable number.

323121441 is a deficient number, since it is larger than the sum of its proper divisors (107707151).

323121441 is a wasteful number, since it uses less digits than its factorization.

323121441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107707150.

The product of its digits is 576, while the sum is 21.

The square root of 323121441 is about 17975.5790170998. The cubic root of 323121441 is about 686.2071817107.

Adding to 323121441 its reverse (144121323), we get a palindrome (467242764).

The spelling of 323121441 in words is "three hundred twenty-three million, one hundred twenty-one thousand, four hundred forty-one".