2040443311 has 2 divisors, whose sum is σ = 2040443312. Its totient is φ = 2040443310.

The previous prime is 2040443261. The next prime is 2040443347. The reversal of 2040443311 is 1133440402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040443311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040443371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020221655 + 1020221656.

It is an arithmetic number, because the mean of its divisors is an integer number (1020221656).

Almost surely, 2^2040443311 is an apocalyptic number.

2040443311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040443311 is an equidigital number, since it uses as much as digits as its factorization.

2040443311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2040443311 is about 45171.2664312171. The cubic root of 2040443311 is about 1268.3570030323.

Adding to 2040443311 its reverse (1133440402), we get a palindrome (3173883713).

The spelling of 2040443311 in words is "two billion, forty million, four hundred forty-three thousand, three hundred eleven".