321411325 has 6 divisors (see below), whose sum is σ = 398550074. Its totient is φ = 257129040.

The previous prime is 321411301. The next prime is 321411371. The reversal of 321411325 is 523114123.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 18198756 + 303212569 = 4266^2 + 17413^2 .

It is not a de Polignac number, because 321411325 - 2²⁷ = 187193597 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321411296 and 321411305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6428202 + ... + 6428251.

Almost surely, 2^321411325 is an apocalyptic number.

It is an amenable number.

321411325 is a deficient number, since it is larger than the sum of its proper divisors (77138749).

321411325 is a wasteful number, since it uses less digits than its factorization.

321411325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12856463 (or 12856458 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 321411325 is about 17927.9481536510. The cubic root of 321411325 is about 684.9944589034.

Adding to 321411325 its reverse (523114123), we get a palindrome (844525448).

The spelling of 321411325 in words is "three hundred twenty-one million, four hundred eleven thousand, three hundred twenty-five".