325407253 has 4 divisors (see below), whose sum is σ = 325447200. Its totient is φ = 325367308.

The previous prime is 325407221. The next prime is 325407259. The reversal of 325407253 is 352704523.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 352704523 = 2467 ⋅142969.

It is a cyclic number.

It is not a de Polignac number, because 325407253 - 2⁵ = 325407221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325407259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2875 + ... + 25672.

It is an arithmetic number, because the mean of its divisors is an integer number (81361800).

Almost surely, 2^325407253 is an apocalyptic number.

It is an amenable number.

325407253 is a deficient number, since it is larger than the sum of its proper divisors (39947).

325407253 is a wasteful number, since it uses less digits than its factorization.

325407253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39946.

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 325407253 is about 18039.0480070319. The cubic root of 325407253 is about 687.8214936264.

It can be divided in two parts, 32540 and 7253, that added together give a palindrome (39793).

The spelling of 325407253 in words is "three hundred twenty-five million, four hundred seven thousand, two hundred fifty-three".