325323553 has 4 divisors (see below), whose sum is σ = 330656788. Its totient is φ = 319990320.

The previous prime is 325323511. The next prime is 325323587. The reversal of 325323553 is 355323523.

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 71622369 + 253701184 = 8463^2 + 15928^2 .

It is a cyclic number.

It is not a de Polignac number, because 325323553 - 2⁹ = 325323041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325323503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2666526 + ... + 2666647.

It is an arithmetic number, because the mean of its divisors is an integer number (82664197).

Almost surely, 2^325323553 is an apocalyptic number.

It is an amenable number.

325323553 is a deficient number, since it is larger than the sum of its proper divisors (5333235).

325323553 is an equidigital number, since it uses as much as digits as its factorization.

325323553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5333234.

The product of its digits is 40500, while the sum is 31.

The square root of 325323553 is about 18036.7278906125. The cubic root of 325323553 is about 687.7625156378.

The spelling of 325323553 in words is "three hundred twenty-five million, three hundred twenty-three thousand, five hundred fifty-three".