2011040404 has 12 divisors (see below), whose sum is σ = 3520240864. Its totient is φ = 1005257304.

The previous prime is 2011040393. The next prime is 2011040411. The reversal of 2011040404 is 4040401102.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 47982 + ... + 79525.

Almost surely, 2^2011040404 is an apocalyptic number.

It is an amenable number.

2011040404 is a deficient number, since it is larger than the sum of its proper divisors (1509200460).

2011040404 is a wasteful number, since it uses less digits than its factorization.

2011040404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131454 (or 131452 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2011040404 is about 44844.6251405896. The cubic root of 2011040404 is about 1262.2351365951.

Adding to 2011040404 its reverse (4040401102), we get a palindrome (6051441506).

The spelling of 2011040404 in words is "two billion, eleven million, forty thousand, four hundred four".