104003043531 has 4 divisors (see below), whose sum is σ = 138670724712. Its totient is φ = 69335362352.

The previous prime is 104003043499. The next prime is 104003043589. The reversal of 104003043531 is 135340300401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104003043531 - 2⁵ = 104003043499 is a prime.

It is a super-2 number, since 2×104003043531² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104003043731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17333840586 + ... + 17333840591.

It is an arithmetic number, because the mean of its divisors is an integer number (34667681178).

Almost surely, 2^104003043531 is an apocalyptic number.

104003043531 is a deficient number, since it is larger than the sum of its proper divisors (34667681181).

104003043531 is an equidigital number, since it uses as much as digits as its factorization.

104003043531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34667681180.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 104003043531 its reverse (135340300401), we get a palindrome (239343343932).

The spelling of 104003043531 in words is "one hundred four billion, three million, forty-three thousand, five hundred thirty-one".