2129233173 has 8 divisors (see below), whose sum is σ = 2839267200. Its totient is φ = 1419343968.

The previous prime is 2129233163. The next prime is 2129233177. The reversal of 2129233173 is 3713329212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2129233173 - 2⁹ = 2129232661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2129233177) 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 7 ways as a sum of consecutive naturals, for example, 4708 + ... + 65426.

It is an arithmetic number, because the mean of its divisors is an integer number (354908400).

Almost surely, 2^2129233173 is an apocalyptic number.

It is an amenable number.

2129233173 is a deficient number, since it is larger than the sum of its proper divisors (710034027).

2129233173 is a wasteful number, since it uses less digits than its factorization.

2129233173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72411.

The product of its digits is 13608, while the sum is 33.

The square root of 2129233173 is about 46143.6146503501. The cubic root of 2129233173 is about 1286.4939294523.

The spelling of 2129233173 in words is "two billion, one hundred twenty-nine million, two hundred thirty-three thousand, one hundred seventy-three".