2143142396 has 24 divisors (see below), whose sum is σ = 3798122496. Its totient is φ = 1058050800.

The previous prime is 2143142371. The next prime is 2143142423. The reversal of 2143142396 is 6932413412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90245 + ... + 111491.

It is an arithmetic number, because the mean of its divisors is an integer number (158255104).

Almost surely, 2^2143142396 is an apocalyptic number.

It is an amenable number.

2143142396 is a deficient number, since it is larger than the sum of its proper divisors (1654980100).

2143142396 is a wasteful number, since it uses less digits than its factorization.

2143142396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21569 (or 21567 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 2143142396 is about 46294.0859721844. The cubic root of 2143142396 is about 1289.2891935697.

The spelling of 2143142396 in words is "two billion, one hundred forty-three million, one hundred forty-two thousand, three hundred ninety-six".