2011326005 has 8 divisors (see below), whose sum is σ = 2599252152. Its totient is φ = 1485286848.

The previous prime is 2011325999. The next prime is 2011326043. The reversal of 2011326005 is 5006231102.

It can be written as a sum of positive squares in 4 ways, for example, as 10195249 + 2001130756 = 3193^2 + 44734^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2011326005 - 2¹⁶ = 2011260469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15471674 + ... + 15471803.

It is an arithmetic number, because the mean of its divisors is an integer number (324906519).

Almost surely, 2^2011326005 is an apocalyptic number.

It is an amenable number.

2011326005 is a deficient number, since it is larger than the sum of its proper divisors (587926147).

2011326005 is a wasteful number, since it uses less digits than its factorization.

2011326005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30943495.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2011326005 is about 44847.8093667907. The cubic root of 2011326005 is about 1262.2948865223.

Adding to 2011326005 its reverse (5006231102), we get a palindrome (7017557107).

The spelling of 2011326005 in words is "two billion, eleven million, three hundred twenty-six thousand, five".