2003042043 has 12 divisors (see below), whose sum is σ = 2893793760. Its totient is φ = 1335125616.

The previous prime is 2003042023. The next prime is 2003042047. The reversal of 2003042043 is 3402403002.

2003042043 is a `hidden beast` number, since 200 + 3 + 0 + 420 + 43 = 666.

It is not a de Polignac number, because 2003042043 - 2⁵ = 2003042011 is a prime.

It is a super-2 number, since 2×2003042043² = 8024354852051227698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2003042047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45553 + ... + 77981.

It is an arithmetic number, because the mean of its divisors is an integer number (241149480).

Almost surely, 2^2003042043 is an apocalyptic number.

2003042043 is a deficient number, since it is larger than the sum of its proper divisors (890751717).

2003042043 is a wasteful number, since it uses less digits than its factorization.

2003042043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39298 (or 39295 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2003042043 is about 44755.3577016205. The cubic root of 2003042043 is about 1260.5595152994.

Adding to 2003042043 its reverse (3402403002), we get a palindrome (5405445045).

The spelling of 2003042043 in words is "two billion, three million, forty-two thousand, forty-three".