325131265 has 4 divisors (see below), whose sum is σ = 390157524. Its totient is φ = 260105008.

The previous prime is 325131263. The next prime is 325131283. The reversal of 325131265 is 562131523.

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

It can be written as a sum of positive squares in 2 ways, for example, as 44635761 + 280495504 = 6681^2 + 16748^2 .

It is a cyclic number.

It is not a de Polignac number, because 325131265 - 2¹ = 325131263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325131263) 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, 32513122 + ... + 32513131.

It is an arithmetic number, because the mean of its divisors is an integer number (97539381).

Almost surely, 2^325131265 is an apocalyptic number.

It is an amenable number.

325131265 is a deficient number, since it is larger than the sum of its proper divisors (65026259).

325131265 is an equidigital number, since it uses as much as digits as its factorization.

325131265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65026258.

The product of its digits is 5400, while the sum is 28.

The square root of 325131265 is about 18031.3966458508. The cubic root of 325131265 is about 687.6269843677.

Adding to 325131265 its reverse (562131523), we get a palindrome (887262788).

The spelling of 325131265 in words is "three hundred twenty-five million, one hundred thirty-one thousand, two hundred sixty-five".