104020525 has 12 divisors (see below), whose sum is σ = 147412192. Its totient is φ = 71328240.

The previous prime is 104020523. The next prime is 104020549. The reversal of 104020525 is 525020401.

It is not a de Polignac number, because 104020525 - 2¹ = 104020523 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 (104020523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 297027 + ... + 297376.

Almost surely, 2^104020525 is an apocalyptic number.

It is an amenable number.

104020525 is a deficient number, since it is larger than the sum of its proper divisors (43391667).

104020525 is an equidigital number, since it uses as much as digits as its factorization.

104020525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594420 (or 594415 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 104020525 is about 10199.0452984581. The cubic root of 104020525 is about 470.2978721403.

Adding to 104020525 its reverse (525020401), we get a palindrome (629040926).

The spelling of 104020525 in words is "one hundred four million, twenty thousand, five hundred twenty-five".