4000323135 has 32 divisors (see below), whose sum is σ = 6533913600. Its totient is φ = 2089196928.

The previous prime is 4000323127. The next prime is 4000323149. The reversal of 4000323135 is 5313230004.

It is not a de Polignac number, because 4000323135 - 2³ = 4000323127 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 430266 + ... + 439464.

It is an arithmetic number, because the mean of its divisors is an integer number (204184800).

Almost surely, 2^4000323135 is an apocalyptic number.

4000323135 is a deficient number, since it is larger than the sum of its proper divisors (2533590465).

4000323135 is a wasteful number, since it uses less digits than its factorization.

4000323135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9807.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 4000323135 is about 63248.1077582563. The cubic root of 4000323135 is about 1587.4437962205.

Adding to 4000323135 its reverse (5313230004), we get a palindrome (9313553139).

The spelling of 4000323135 in words is "four billion, three hundred twenty-three thousand, one hundred thirty-five".