2164103 has 4 divisors (see below), whose sum is σ = 2216928. Its totient is φ = 2111280.

The previous prime is 2164073. The next prime is 2164111. The reversal of 2164103 is 3014612.

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 2164103 - 2⁶ = 2164039 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 (2164193) 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, 26351 + ... + 26432.

It is an arithmetic number, because the mean of its divisors is an integer number (554232).

2^2164103 is an apocalyptic number.

2164103 is a deficient number, since it is larger than the sum of its proper divisors (52825).

2164103 is an equidigital number, since it uses as much as digits as its factorization.

2164103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52824.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2164103 is about 1471.0890523690. The cubic root of 2164103 is about 129.3478782015.

Adding to 2164103 its reverse (3014612), we get a palindrome (5178715).

It can be divided in two parts, 216410 and 3, that multiplied together give a triangular number (649230 = T₁₁₃₉).

The spelling of 2164103 in words is "two million, one hundred sixty-four thousand, one hundred three".