2133434631 has 16 divisors (see below), whose sum is σ = 2963358720. Its totient is φ = 1364076480.

The previous prime is 2133434617. The next prime is 2133434647. The reversal of 2133434631 is 1364343312.

2133434631 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2133434631 - 2⁹ = 2133434119 is a prime.

It is a super-2 number, since 2×2133434631² = 9103086649500212322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133434651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139735 + ... + 154248.

It is an arithmetic number, because the mean of its divisors is an integer number (185209920).

Almost surely, 2^2133434631 is an apocalyptic number.

2133434631 is a deficient number, since it is larger than the sum of its proper divisors (829924089).

2133434631 is a wasteful number, since it uses less digits than its factorization.

2133434631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294086.

The product of its digits is 15552, while the sum is 30.

The square root of 2133434631 is about 46189.1181015615. The cubic root of 2133434631 is about 1287.3395545312.

Adding to 2133434631 its reverse (1364343312), we get a palindrome (3497777943).

The spelling of 2133434631 in words is "two billion, one hundred thirty-three million, four hundred thirty-four thousand, six hundred thirty-one".