2011004043 has 8 divisors (see below), whose sum is σ = 2773798800. Its totient is φ = 1294439328.

The previous prime is 2011004003. The next prime is 2011004059. The reversal of 2011004043 is 3404001102.

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

It is not a de Polignac number, because 2011004043 - 2¹⁰ = 2011003019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011004003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11557408 + ... + 11557581.

It is an arithmetic number, because the mean of its divisors is an integer number (346724850).

Almost surely, 2^2011004043 is an apocalyptic number.

2011004043 is a deficient number, since it is larger than the sum of its proper divisors (762794757).

2011004043 is a wasteful number, since it uses less digits than its factorization.

2011004043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23115021.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2011004043 is about 44844.2197278534. The cubic root of 2011004043 is about 1262.2275291881.

Adding to 2011004043 its reverse (3404001102), we get a palindrome (5415005145).

The spelling of 2011004043 in words is "two billion, eleven million, four thousand, forty-three".