104013525 has 144 divisors (see below), whose sum is σ = 227985408. Its totient is φ = 41328000.

The previous prime is 104013461. The next prime is 104013527. The reversal of 104013525 is 525310401.

It is not a de Polignac number, because 104013525 - 2⁶ = 104013461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104013527) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1253134 + ... + 1253216.

It is an arithmetic number, because the mean of its divisors is an integer number (1583232).

Almost surely, 2^104013525 is an apocalyptic number.

104013525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104013525 is an abundant number, since it is smaller than the sum of its proper divisors (123971883).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104013525 is a wasteful number, since it uses less digits than its factorization.

104013525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 104013525 is about 10198.7021233096. The cubic root of 104013525 is about 470.2873224308.

Adding to 104013525 its reverse (525310401), we get a palindrome (629323926).

The spelling of 104013525 in words is "one hundred four million, thirteen thousand, five hundred twenty-five".