104403 has 8 divisors (see below), whose sum is σ = 149968. Its totient is φ = 64224.

The previous prime is 104399. The next prime is 104417. The reversal of 104403 is 304401.

104403 is nontrivially palindromic in base 2.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 104403 - 2² = 104399 is a prime.

104403 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1300 + ... + 1377.

It is an arithmetic number, because the mean of its divisors is an integer number (18746).

2¹⁰⁴⁴⁰³ is an apocalyptic number.

104403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

104403 is a deficient number, since it is larger than the sum of its proper divisors (45565).

104403 is a wasteful number, since it uses less digits than its factorization.

104403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2693.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 104403 is about 323.1145307782. The cubic root of 104403 is about 47.0873582762.

Adding to 104403 its reverse (304401), we get a palindrome (408804).

The spelling of 104403 in words is "one hundred four thousand, four hundred three", and thus it is an iban number.