4040042311 has 4 divisors (see below), whose sum is σ = 4040646624. Its totient is φ = 4039438000.

The previous prime is 4040042291. The next prime is 4040042317. The reversal of 4040042311 is 1132400404.

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

It is a cyclic number.

It is not a de Polignac number, because 4040042311 - 2¹⁵ = 4040009543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040042317) 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, 292015 + ... + 305536.

It is an arithmetic number, because the mean of its divisors is an integer number (1010161656).

Almost surely, 2^4040042311 is an apocalyptic number.

4040042311 is a deficient number, since it is larger than the sum of its proper divisors (604313).

4040042311 is an equidigital number, since it uses as much as digits as its factorization.

4040042311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604312.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4040042311 is about 63561.3271651875. The cubic root of 4040042311 is about 1592.6804083768.

Adding to 4040042311 its reverse (1132400404), we get a palindrome (5172442715).

The spelling of 4040042311 in words is "four billion, forty million, forty-two thousand, three hundred eleven".