325603 has 4 divisors (see below), whose sum is σ = 342760. Its totient is φ = 308448.

The previous prime is 325597. The next prime is 325607. The reversal of 325603 is 306523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306523 = 7 ⋅43789.

It is a cyclic number.

It is not a de Polignac number, because 325603 - 2⁵ = 325571 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 17137 = 325603 / (3 + 2 + 5 + 6 + 0 + 3).

It is not an unprimeable number, because it can be changed into a prime (325607) 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, 8550 + ... + 8587.

It is an arithmetic number, because the mean of its divisors is an integer number (85690).

2³²⁵⁶⁰³ is an apocalyptic number.

325603 is a deficient number, since it is larger than the sum of its proper divisors (17157).

325603 is a wasteful number, since it uses less digits than its factorization.

325603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17156.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 325603 is about 570.6163334501. The cubic root of 325603 is about 68.7959384433.

The spelling of 325603 in words is "three hundred twenty-five thousand, six hundred three".