2003525144 has 32 divisors (see below), whose sum is σ = 3898160640. Its totient is φ = 964672800.

The previous prime is 2003525141. The next prime is 2003525159. The reversal of 2003525144 is 4415253002.

It is a happy number.

It is a super-2 number, since 2×2003525144² = 8028226005280441472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003525141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16592 + ... + 65439.

It is an arithmetic number, because the mean of its divisors is an integer number (121817520).

Almost surely, 2^2003525144 is an apocalyptic number.

It is an amenable number.

2003525144 is a deficient number, since it is larger than the sum of its proper divisors (1894635496).

2003525144 is a wasteful number, since it uses less digits than its factorization.

2003525144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82151 (or 82147 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2003525144 is about 44760.7545065987. The cubic root of 2003525144 is about 1260.6608492700.

Adding to 2003525144 its reverse (4415253002), we get a palindrome (6418778146).

The spelling of 2003525144 in words is "two billion, three million, five hundred twenty-five thousand, one hundred forty-four".