451330325 has 6 divisors (see below), whose sum is σ = 559649634. Its totient is φ = 361064240.

The previous prime is 451330301. The next prime is 451330339. The reversal of 451330325 is 523033154.

It can be written as a sum of positive squares in 3 ways, for example, as 89151364 + 362178961 = 9442^2 + 19031^2 .

It is not a de Polignac number, because 451330325 - 2⁶ = 451330261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 451330294 and 451330303.

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, 9026582 + ... + 9026631.

It is an arithmetic number, because the mean of its divisors is an integer number (93274939).

Almost surely, 2^451330325 is an apocalyptic number.

It is an amenable number.

451330325 is a deficient number, since it is larger than the sum of its proper divisors (108319309).

451330325 is a wasteful number, since it uses less digits than its factorization.

451330325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18053223 (or 18053218 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 451330325 is about 21244.5363564376. The cubic root of 451330325 is about 767.0638306596.

Adding to 451330325 its reverse (523033154), we get a palindrome (974363479).

The spelling of 451330325 in words is "four hundred fifty-one million, three hundred thirty thousand, three hundred twenty-five".