2043040311 has 48 divisors (see below), whose sum is σ = 3222483264. Its totient is φ = 1239823872.

The previous prime is 2043040309. The next prime is 2043040319. The reversal of 2043040311 is 1130403402.

It is not a de Polignac number, because 2043040311 - 2¹ = 2043040309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043040319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3157390 + ... + 3158036.

It is an arithmetic number, because the mean of its divisors is an integer number (67135068).

Almost surely, 2^2043040311 is an apocalyptic number.

2043040311 is a deficient number, since it is larger than the sum of its proper divisors (1179442953).

2043040311 is a wasteful number, since it uses less digits than its factorization.

2043040311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2043040311 is about 45200.0034402654. The cubic root of 2043040311 is about 1268.8948806993.

Adding to 2043040311 its reverse (1130403402), we get a palindrome (3173443713).

The spelling of 2043040311 in words is "two billion, forty-three million, forty thousand, three hundred eleven".