2003511142 has 8 divisors (see below), whose sum is σ = 3005472600. Its totient is φ = 1001686944.

The previous prime is 2003511137. The next prime is 2003511161. The reversal of 2003511142 is 2411153002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2003511142² = 8028113792236288328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18334 + ... + 65902.

It is an arithmetic number, because the mean of its divisors is an integer number (375684075).

Almost surely, 2^2003511142 is an apocalyptic number.

2003511142 is a deficient number, since it is larger than the sum of its proper divisors (1001961458).

2003511142 is a wasteful number, since it uses less digits than its factorization.

2003511142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68630.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2003511142 is about 44760.5980969870. The cubic root of 2003511142 is about 1260.6579124773.

Adding to 2003511142 its reverse (2411153002), we get a palindrome (4414664144).

The spelling of 2003511142 in words is "two billion, three million, five hundred eleven thousand, one hundred forty-two".