104521441525 has 12 divisors (see below), whose sum is σ = 133109469412. Its totient is φ = 81357229440.

The previous prime is 104521441501. The next prime is 104521441543. The reversal of 104521441525 is 525144125401.

It can be written as a sum of positive squares in 6 ways, for example, as 16918465041 + 87602976484 = 130071^2 + 295978^2 .

It is not a de Polignac number, because 104521441525 - 2²⁷ = 104387223797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56497152 + ... + 56499001.

Almost surely, 2^104521441525 is an apocalyptic number.

It is an amenable number.

104521441525 is a deficient number, since it is larger than the sum of its proper divisors (28588027887).

104521441525 is a wasteful number, since it uses less digits than its factorization.

104521441525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112996200 (or 112996195 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 34.

Adding to 104521441525 its reverse (525144125401), we get a palindrome (629665566926).

The spelling of 104521441525 in words is "one hundred four billion, five hundred twenty-one million, four hundred forty-one thousand, five hundred twenty-five".