2109073103 has 4 divisors (see below), whose sum is σ = 2111882208. Its totient is φ = 2106264000.

The previous prime is 2109073079. The next prime is 2109073147. The reversal of 2109073103 is 3013709012.

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 2109073103 - 2¹⁰ = 2109072079 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 (2109073303) 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, 1403426 + ... + 1404927.

It is an arithmetic number, because the mean of its divisors is an integer number (527970552).

Almost surely, 2^2109073103 is an apocalyptic number.

2109073103 is a deficient number, since it is larger than the sum of its proper divisors (2809105).

2109073103 is an equidigital number, since it uses as much as digits as its factorization.

2109073103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2809104.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 2109073103 is about 45924.6459213351. The cubic root of 2109073103 is about 1282.4207734904.

The spelling of 2109073103 in words is "two billion, one hundred nine million, seventy-three thousand, one hundred three".