104020503 has 16 divisors (see below), whose sum is σ = 141837696. Its totient is φ = 67785120.

The previous prime is 104020487. The next prime is 104020517. The reversal of 104020503 is 305020401.

It is not a de Polignac number, because 104020503 - 2⁴ = 104020487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104020523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47748 + ... + 49878.

It is an arithmetic number, because the mean of its divisors is an integer number (8864856).

Almost surely, 2^104020503 is an apocalyptic number.

104020503 is a deficient number, since it is larger than the sum of its proper divisors (37817193).

104020503 is a wasteful number, since it uses less digits than its factorization.

104020503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2494.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 104020503 is about 10199.0442199257. The cubic root of 104020503 is about 470.2978389848.

Adding to 104020503 its reverse (305020401), we get a palindrome (409040904).

The spelling of 104020503 in words is "one hundred four million, twenty thousand, five hundred three".