2143314312 has 64 divisors (see below), whose sum is σ = 5434490880. Its totient is φ = 704315712.

The previous prime is 2143314307. The next prime is 2143314337. The reversal of 2143314312 is 2134133412.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

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, 1287993 + ... + 1289655.

It is an arithmetic number, because the mean of its divisors is an integer number (84913920).

Almost surely, 2^2143314312 is an apocalyptic number.

It is an amenable number.

2143314312 is an abundant number, since it is smaller than the sum of its proper divisors (3291176568).

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

2143314312 is a wasteful number, since it uses less digits than its factorization.

2143314312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402 (or 2398 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 2143314312 is about 46295.9427163979. The cubic root of 2143314312 is about 1289.3236668607.

Adding to 2143314312 its reverse (2134133412), we get a palindrome (4277447724).

Subtracting from 2143314312 its reverse (2134133412), we obtain a square (9180900 = 3030²).

The spelling of 2143314312 in words is "two billion, one hundred forty-three million, three hundred fourteen thousand, three hundred twelve".