2003230545 has 16 divisors (see below), whose sum is σ = 3257714112. Its totient is φ = 1050874560.

The previous prime is 2003230531. The next prime is 2003230549. The reversal of 2003230545 is 5450323002.

It is not a de Polignac number, because 2003230545 - 2⁴ = 2003230529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2003230549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1093747 + ... + 1095576.

It is an arithmetic number, because the mean of its divisors is an integer number (203607132).

Almost surely, 2^2003230545 is an apocalyptic number.

It is an amenable number.

2003230545 is a deficient number, since it is larger than the sum of its proper divisors (1254483567).

2003230545 is a wasteful number, since it uses less digits than its factorization.

2003230545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2189392.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 2003230545 is about 44757.4635675437. The cubic root of 2003230545 is about 1260.5990569118.

Adding to 2003230545 its reverse (5450323002), we get a palindrome (7453553547).

The spelling of 2003230545 in words is "two billion, three million, two hundred thirty thousand, five hundred forty-five".