2004103531 has 32 divisors (see below), whose sum is σ = 2241976320. Its totient is φ = 1782950400.

The previous prime is 2004103501. The next prime is 2004103573. The reversal of 2004103531 is 1353014002.

It is not a de Polignac number, because 2004103531 - 2⁹ = 2004103019 is a prime.

It is a super-2 number, since 2×2004103531² = 8032861925933335922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2004103499 and 2004103508.

It is not an unprimeable number, because it can be changed into a prime (2004103501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7450065 + ... + 7450333.

It is an arithmetic number, because the mean of its divisors is an integer number (70061760).

Almost surely, 2^2004103531 is an apocalyptic number.

2004103531 is a deficient number, since it is larger than the sum of its proper divisors (237872789).

2004103531 is a wasteful number, since it uses less digits than its factorization.

2004103531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2004103531 is about 44767.2149122547. The cubic root of 2004103531 is about 1260.7821487531.

Adding to 2004103531 its reverse (1353014002), we get a palindrome (3357117533).

The spelling of 2004103531 in words is "two billion, four million, one hundred three thousand, five hundred thirty-one".