2003125144 has 8 divisors (see below), whose sum is σ = 3755859660. Its totient is φ = 1001562568.

The previous prime is 2003125139. The next prime is 2003125199. The reversal of 2003125144 is 4415213002.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125195314 + ... + 125195329.

Almost surely, 2^2003125144 is an apocalyptic number.

It is an amenable number.

2003125144 is a deficient number, since it is larger than the sum of its proper divisors (1752734516).

2003125144 is a wasteful number, since it uses less digits than its factorization.

2003125144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250390649 (or 250390645 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2003125144 is about 44756.2860836330. The cubic root of 2003125144 is about 1260.5769475026.

Adding to 2003125144 its reverse (4415213002), we get a palindrome (6418338146).

The spelling of 2003125144 in words is "two billion, three million, one hundred twenty-five thousand, one hundred forty-four".