2003042450 has 12 divisors (see below), whose sum is σ = 3725659050. Its totient is φ = 801216960.

The previous prime is 2003042429. The next prime is 2003042467. The reversal of 2003042450 is 542403002.

It can be written as a sum of positive squares in 3 ways, for example, as 1438457329 + 564585121 = 37927^2 + 23761^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20030375 + ... + 20030474.

Almost surely, 2^2003042450 is an apocalyptic number.

2003042450 is a deficient number, since it is larger than the sum of its proper divisors (1722616600).

2003042450 is a wasteful number, since it uses less digits than its factorization.

2003042450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40060861 (or 40060856 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2003042450 is about 44755.3622485619. The cubic root of 2003042450 is about 1260.5596006775.

Adding to 2003042450 its reverse (542403002), we get a palindrome (2545445452).

The spelling of 2003042450 in words is "two billion, three million, forty-two thousand, four hundred fifty".