28804526103 has 4 divisors (see below), whose sum is σ = 38406034808. Its totient is φ = 19203017400.

The previous prime is 28804526087. The next prime is 28804526111. The reversal of 28804526103 is 30162540882.

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

It is not a de Polignac number, because 28804526103 - 2⁴ = 28804526087 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 (28804526203) 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, 4800754348 + ... + 4800754353.

It is an arithmetic number, because the mean of its divisors is an integer number (9601508702).

Almost surely, 2^28804526103 is an apocalyptic number.

28804526103 is a deficient number, since it is larger than the sum of its proper divisors (9601508705).

28804526103 is an equidigital number, since it uses as much as digits as its factorization.

28804526103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9601508704.

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 28804526103 in words is "twenty-eight billion, eight hundred four million, five hundred twenty-six thousand, one hundred three".