4000124311 has 4 divisors (see below), whose sum is σ = 4017746232. Its totient is φ = 3982502392.

The previous prime is 4000124299. The next prime is 4000124329. The reversal of 4000124311 is 1134210004.

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 4000124311 - 2¹³ = 4000116119 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 (4000124371) 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 3 ways as a sum of consecutive naturals, for example, 8810620 + ... + 8811073.

It is an arithmetic number, because the mean of its divisors is an integer number (1004436558).

Almost surely, 2^4000124311 is an apocalyptic number.

4000124311 is a deficient number, since it is larger than the sum of its proper divisors (17621921).

4000124311 is a wasteful number, since it uses less digits than its factorization.

4000124311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17621920.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 4000124311 is about 63246.5359604777. The cubic root of 4000124311 is about 1587.4174960822.

Adding to 4000124311 its reverse (1134210004), we get a palindrome (5134334315).

The spelling of 4000124311 in words is "four billion, one hundred twenty-four thousand, three hundred eleven".