2143234342 has 8 divisors (see below), whose sum is σ = 3246682032. Its totient is φ = 1061007000.

The previous prime is 2143234339. The next prime is 2143234343. The reversal of 2143234342 is 2434323412.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2143234342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143234343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5304834 + ... + 5305237.

It is an arithmetic number, because the mean of its divisors is an integer number (405835254).

Almost surely, 2^2143234342 is an apocalyptic number.

2143234342 is a deficient number, since it is larger than the sum of its proper divisors (1103447690).

2143234342 is a wasteful number, since it uses less digits than its factorization.

2143234342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10610174.

The product of its digits is 13824, while the sum is 28.

The square root of 2143234342 is about 46295.0790257453. The cubic root of 2143234342 is about 1289.3076311825.

Adding to 2143234342 its reverse (2434323412), we get a palindrome (4577557754).

The spelling of 2143234342 in words is "two billion, one hundred forty-three million, two hundred thirty-four thousand, three hundred forty-two".