2011442404 has 6 divisors (see below), whose sum is σ = 3520024214. Its totient is φ = 1005721200.

The previous prime is 2011442399. The next prime is 2011442441. The reversal of 2011442404 is 4042441102.

It can be written as a sum of positive squares in only one way, i.e., 1755442404 + 256000000 = 41898^2 + 16000^2 .

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 as a sum of consecutive naturals, namely, 251430297 + ... + 251430304.

Almost surely, 2^2011442404 is an apocalyptic number.

It is an amenable number.

2011442404 is a deficient number, since it is larger than the sum of its proper divisors (1508581810).

2011442404 is a wasteful number, since it uses less digits than its factorization.

2011442404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502860605 (or 502860603 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 2011442404 is about 44849.1070591155. The cubic root of 2011442404 is about 1262.3192364665.

Adding to 2011442404 its reverse (4042441102), we get a palindrome (6053883506).

The spelling of 2011442404 in words is "two billion, eleven million, four hundred forty-two thousand, four hundred four".