104409553 has 4 divisors (see below), whose sum is σ = 105074740. Its totient is φ = 103744368.

The previous prime is 104409551. The next prime is 104409587. The reversal of 104409553 is 355904401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27373824 + 77035729 = 5232^2 + 8777^2 .

It is a cyclic number.

It is not a de Polignac number, because 104409553 - 2¹ = 104409551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104409551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332358 + ... + 332671.

It is an arithmetic number, because the mean of its divisors is an integer number (26268685).

Almost surely, 2^104409553 is an apocalyptic number.

It is an amenable number.

104409553 is a deficient number, since it is larger than the sum of its proper divisors (665187).

104409553 is an equidigital number, since it uses as much as digits as its factorization.

104409553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665186.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 104409553 is about 10218.0992850921. The cubic root of 104409553 is about 470.8834342349.

The spelling of 104409553 in words is "one hundred four million, four hundred nine thousand, five hundred fifty-three".