1003504535404 has 18 divisors (see below), whose sum is σ = 2042848518900. Its totient is φ = 430073372232.

The previous prime is 1003504535389. The next prime is 1003504535447. The reversal of 1003504535404 is 4045354053001.

It is a self number, because there is not a number n which added to its sum of digits gives 1003504535404.

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, 2559960354 + ... + 2559960745.

Almost surely, 2^{1003504535404} is an apocalyptic number.

1003504535404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1003504535404 is an abundant number, since it is smaller than the sum of its proper divisors (1039343983496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1003504535404 is a wasteful number, since it uses less digits than its factorization.

1003504535404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5119921117 (or 5119921108 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 1003504535404 its reverse (4045354053001), we get a palindrome (5048858588405).

The spelling of 1003504535404 in words is "one trillion, three billion, five hundred four million, five hundred thirty-five thousand, four hundred four".