2143325156 has 48 divisors (see below), whose sum is σ = 4444823040. Its totient is φ = 884822400.

The previous prime is 2143325123. The next prime is 2143325189. The reversal of 2143325156 is 6515233412.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2143325123) and next prime (2143325189).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 373106 + ... + 378806.

It is an arithmetic number, because the mean of its divisors is an integer number (92600480).

Almost surely, 2^2143325156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2143325156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2222411520).

2143325156 is an abundant number, since it is smaller than the sum of its proper divisors (2301497884).

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

2143325156 is a wasteful number, since it uses less digits than its factorization.

2143325156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6204 (or 6202 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 2143325156 is about 46296.0598323443. The cubic root of 2143325156 is about 1289.3258412816.

Adding to 2143325156 its reverse (6515233412), we get a palindrome (8658558568).

The spelling of 2143325156 in words is "two billion, one hundred forty-three million, three hundred twenty-five thousand, one hundred fifty-six".