2143353234 has 32 divisors (see below), whose sum is σ = 4951492416. Its totient is φ = 611294720.

The previous prime is 2143353193. The next prime is 2143353241. The reversal of 2143353234 is 4323533412.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 954027 + ... + 956270.

It is an arithmetic number, because the mean of its divisors is an integer number (154734138).

Almost surely, 2^2143353234 is an apocalyptic number.

2143353234 is an abundant number, since it is smaller than the sum of its proper divisors (2808139182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2143353234 is a wasteful number, since it uses less digits than its factorization.

2143353234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910330.

The product of its digits is 25920, while the sum is 30.

The square root of 2143353234 is about 46296.3630753000. The cubic root of 2143353234 is about 1289.3314714015.

Adding to 2143353234 its reverse (4323533412), we get a palindrome (6466886646).

The spelling of 2143353234 in words is "two billion, one hundred forty-three million, three hundred fifty-three thousand, two hundred thirty-four".