2025603 has 6 divisors (see below), whose sum is σ = 2925884. Its totient is φ = 1350396.

The previous prime is 2025593. The next prime is 2025623. The reversal of 2025603 is 3065202.

It is not a de Polignac number, because 2025603 - 2⁶ = 2025539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2025623) 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 5 ways as a sum of consecutive naturals, for example, 112525 + ... + 112542.

2^2025603 is an apocalyptic number.

2025603 is a deficient number, since it is larger than the sum of its proper divisors (900281).

2025603 is a wasteful number, since it uses less digits than its factorization.

2025603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225073 (or 225070 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2025603 is about 1423.2368039086. The cubic root of 2025603 is about 126.5274563242.

It can be divided in two parts, 2025 and 603, that added together give a triangular number (2628 = T₇₂).

The spelling of 2025603 in words is "two million, twenty-five thousand, six hundred three".