2011444413 has 32 divisors (see below), whose sum is σ = 2975616000. Its totient is φ = 1198377600.

The previous prime is 2011444381. The next prime is 2011444433. The reversal of 2011444413 is 3144441102.

It is not a de Polignac number, because 2011444413 - 2⁵ = 2011444381 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011444433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 957238 + ... + 959336.

It is an arithmetic number, because the mean of its divisors is an integer number (92988000).

Almost surely, 2^2011444413 is an apocalyptic number.

It is an amenable number.

2011444413 is a deficient number, since it is larger than the sum of its proper divisors (964171587).

2011444413 is a wasteful number, since it uses less digits than its factorization.

2011444413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 2011444413 is about 44849.1294564343. The cubic root of 2011444413 is about 1262.3196567285.

Adding to 2011444413 its reverse (3144441102), we get a palindrome (5155885515).

The spelling of 2011444413 in words is "two billion, eleven million, four hundred forty-four thousand, four hundred thirteen".