2141843 has 4 divisors (see below), whose sum is σ = 2336568. Its totient is φ = 1947120.

The previous prime is 2141827. The next prime is 2141849. The reversal of 2141843 is 3481412.

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 2141843 - 2⁴ = 2141827 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2141849) 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, 97346 + ... + 97367.

It is an arithmetic number, because the mean of its divisors is an integer number (584142).

2^2141843 is an apocalyptic number.

2141843 is a deficient number, since it is larger than the sum of its proper divisors (194725).

2141843 is a wasteful number, since it uses less digits than its factorization.

2141843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194724.

The product of its digits is 768, while the sum is 23.

The square root of 2141843 is about 1463.5036726978. The cubic root of 2141843 is about 128.9028573787.

The spelling of 2141843 in words is "two million, one hundred forty-one thousand, eight hundred forty-three".