4040004011 has 4 divisors (see below), whose sum is σ = 4040265624. Its totient is φ = 4039742400.

The previous prime is 4040003977. The next prime is 4040004037. The reversal of 4040004011 is 1104000404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4040004011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4040004071) by changing a digit.

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, 106085 + ... + 139046.

It is an arithmetic number, because the mean of its divisors is an integer number (1010066406).

Almost surely, 2^4040004011 is an apocalyptic number.

4040004011 is a deficient number, since it is larger than the sum of its proper divisors (261613).

4040004011 is a wasteful number, since it uses less digits than its factorization.

4040004011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261612.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 4040004011 is about 63561.0258806448. The cubic root of 4040004011 is about 1592.6753754384.

Adding to 4040004011 its reverse (1104000404), we get a palindrome (5144004415).

The spelling of 4040004011 in words is "four billion, forty million, four thousand, eleven".