104521053 has 16 divisors (see below), whose sum is σ = 171522176. Its totient is φ = 55131840.

The previous prime is 104521031. The next prime is 104521061. The reversal of 104521053 is 350125401.

It is not a de Polignac number, because 104521053 - 2⁶ = 104520989 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104525053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191158 + ... + 191703.

It is an arithmetic number, because the mean of its divisors is an integer number (10720136).

Almost surely, 2^104521053 is an apocalyptic number.

104521053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

104521053 is a deficient number, since it is larger than the sum of its proper divisors (67001123).

104521053 is a wasteful number, since it uses less digits than its factorization.

104521053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382884.

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

The square root of 104521053 is about 10223.5538341616. The cubic root of 104521053 is about 471.0509949699.

Adding to 104521053 its reverse (350125401), we get a palindrome (454646454).

The spelling of 104521053 in words is "one hundred four million, five hundred twenty-one thousand, fifty-three".