104403535021 has 8 divisors (see below), whose sum is σ = 112357132344. Its totient is φ = 96651294720.

The previous prime is 104403534947. The next prime is 104403535069. The reversal of 104403535021 is 120535304401.

It can be written as a sum of positive squares in 4 ways, for example, as 32983644996 + 71419890025 = 181614^2 + 267245^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 104403535021 - 2¹¹ = 104403532973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104403535421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50338180 + ... + 50340253.

It is an arithmetic number, because the mean of its divisors is an integer number (14044641543).

Almost surely, 2^104403535021 is an apocalyptic number.

It is an amenable number.

104403535021 is a deficient number, since it is larger than the sum of its proper divisors (7953597323).

104403535021 is a wasteful number, since it uses less digits than its factorization.

104403535021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100678511.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 104403535021 its reverse (120535304401), we get a palindrome (224938839422).

The spelling of 104403535021 in words is "one hundred four billion, four hundred three million, five hundred thirty-five thousand, twenty-one".