2003404131 has 16 divisors (see below), whose sum is σ = 2979050400. Its totient is φ = 1330632864.

The previous prime is 2003404103. The next prime is 2003404141. The reversal of 2003404131 is 1314043002.

It is not a de Polignac number, because 2003404131 - 2¹¹ = 2003402083 is a prime.

It is a super-2 number, since 2×2003404131² = 8027256224215730322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2003404141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130656 + ... + 145181.

It is an arithmetic number, because the mean of its divisors is an integer number (186190650).

Almost surely, 2^2003404131 is an apocalyptic number.

2003404131 is a deficient number, since it is larger than the sum of its proper divisors (975646269).

2003404131 is a wasteful number, since it uses less digits than its factorization.

2003404131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276115 (or 276109 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2003404131 is about 44759.4027104920. The cubic root of 2003404131 is about 1260.6354674368.

Adding to 2003404131 its reverse (1314043002), we get a palindrome (3317447133).

The spelling of 2003404131 in words is "two billion, three million, four hundred four thousand, one hundred thirty-one".