325503253 has 4 divisors (see below), whose sum is σ = 325863040. Its totient is φ = 325143468.

The previous prime is 325503229. The next prime is 325503257. The reversal of 325503253 is 352305523.

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 a cyclic number.

It is not a de Polignac number, because 325503253 - 2⁹ = 325502741 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 (325503257) 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, 178533 + ... + 180346.

It is an arithmetic number, because the mean of its divisors is an integer number (81465760).

Almost surely, 2^325503253 is an apocalyptic number.

It is an amenable number.

325503253 is a deficient number, since it is larger than the sum of its proper divisors (359787).

325503253 is an equidigital number, since it uses as much as digits as its factorization.

325503253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359786.

The product of its (nonzero) digits is 13500, while the sum is 28.

The square root of 325503253 is about 18041.7087051088. The cubic root of 325503253 is about 687.8891261807.

Adding to 325503253 its reverse (352305523), we get a palindrome (677808776).

The spelling of 325503253 in words is "three hundred twenty-five million, five hundred three thousand, two hundred fifty-three".