2043021441 has 16 divisors (see below), whose sum is σ = 2750578688. Its totient is φ = 1348779600.

The previous prime is 2043021401. The next prime is 2043021443. The reversal of 2043021441 is 1441203402.

It is not a de Polignac number, because 2043021441 - 2⁹ = 2043020929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043021443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212856 + ... + 222246.

It is an arithmetic number, because the mean of its divisors is an integer number (171911168).

Almost surely, 2^2043021441 is an apocalyptic number.

It is an amenable number.

2043021441 is a deficient number, since it is larger than the sum of its proper divisors (707557247).

2043021441 is a wasteful number, since it uses less digits than its factorization.

2043021441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10092.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2043021441 is about 45199.7947008612. The cubic root of 2043021441 is about 1268.8909740836.

Adding to 2043021441 its reverse (1441203402), we get a palindrome (3484224843).

The spelling of 2043021441 in words is "two billion, forty-three million, twenty-one thousand, four hundred forty-one".