8021103 has 4 divisors (see below), whose sum is σ = 10694808. Its totient is φ = 5347400.

The previous prime is 8021099. The next prime is 8021113. The reversal of 8021103 is 3011208.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 8021103 - 2² = 8021099 is a prime.

8021103 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8021113) 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, 1336848 + ... + 1336853.

It is an arithmetic number, because the mean of its divisors is an integer number (2673702).

Almost surely, 2^8021103 is an apocalyptic number.

8021103 is a deficient number, since it is larger than the sum of its proper divisors (2673705).

8021103 is a wasteful number, since it uses less digits than its factorization.

8021103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2673704.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 8021103 is about 2832.1551864261. The cubic root of 8021103 is about 200.1757039288.

The spelling of 8021103 in words is "eight million, twenty-one thousand, one hundred three".