2104043 has 4 divisors (see below), whose sum is σ = 2119320. Its totient is φ = 2088768.

The previous prime is 2104031. The next prime is 2104051. The reversal of 2104043 is 3404012.

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 2104043 - 2¹⁶ = 2038507 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 (2104013) 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, 7430 + ... + 7707.

It is an arithmetic number, because the mean of its divisors is an integer number (529830).

2^2104043 is an apocalyptic number.

2104043 is a deficient number, since it is larger than the sum of its proper divisors (15277).

2104043 is a wasteful number, since it uses less digits than its factorization.

2104043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15276.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2104043 is about 1450.5319713815. The cubic root of 2104043 is about 128.1400444757.

Adding to 2104043 its reverse (3404012), we get a palindrome (5508055).

The spelling of 2104043 in words is "two million, one hundred four thousand, forty-three".