2143345112 has 8 divisors (see below), whose sum is σ = 4018772100. Its totient is φ = 1071672552.

The previous prime is 2143345109. The next prime is 2143345133. The reversal of 2143345112 is 2115433412.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133959062 + ... + 133959077.

Almost surely, 2^2143345112 is an apocalyptic number.

It is an amenable number.

2143345112 is a deficient number, since it is larger than the sum of its proper divisors (1875426988).

2143345112 is a wasteful number, since it uses less digits than its factorization.

2143345112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267918145 (or 267918141 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 2143345112 is about 46296.2753577434. The cubic root of 2143345112 is about 1289.3298428065.

Adding to 2143345112 its reverse (2115433412), we get a palindrome (4258778524).

The spelling of 2143345112 in words is "two billion, one hundred forty-three million, three hundred forty-five thousand, one hundred twelve".