104503525 has 30 divisors (see below), whose sum is σ = 151259602. Its totient is φ = 71618400.

The previous prime is 104503523. The next prime is 104503571. The reversal of 104503525 is 525305401.

It can be written as a sum of positive squares in 3 ways, for example, as 1623076 + 102880449 = 1274^2 + 10143^2 .

It is not a de Polignac number, because 104503525 - 2¹ = 104503523 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104503525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104503523) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 59155 + ... + 60895.

Almost surely, 2^104503525 is an apocalyptic number.

It is an amenable number.

104503525 is a deficient number, since it is larger than the sum of its proper divisors (46756077).

104503525 is an frugal number, since it uses more digits than its factorization.

104503525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779 (or 1753 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 104503525 is about 10222.6965620623. The cubic root of 104503525 is about 471.0246620186.

Adding to 104503525 its reverse (525305401), we get a palindrome (629808926).

The spelling of 104503525 in words is "one hundred four million, five hundred three thousand, five hundred twenty-five".