28282103084503 has 4 divisors (see below), whose sum is σ = 28282939149640. Its totient is φ = 28281267019368.

The previous prime is 28282103084483. The next prime is 28282103084537. The reversal of 28282103084503 is 30548030128282.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28282103084503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28282103084593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417981825 + ... + 418049482.

It is an arithmetic number, because the mean of its divisors is an integer number (7070734787410).

Almost surely, 2^{28282103084503} is an apocalyptic number.

28282103084503 is a deficient number, since it is larger than the sum of its proper divisors (836065137).

28282103084503 is an equidigital number, since it uses as much as digits as its factorization.

28282103084503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836065136.

The product of its (nonzero) digits is 737280, while the sum is 46.

The spelling of 28282103084503 in words is "twenty-eight trillion, two hundred eighty-two billion, one hundred three million, eighty-four thousand, five hundred three".