2143432612 has 12 divisors (see below), whose sum is σ = 3751680240. Its totient is φ = 1071523976.

The previous prime is 2143432549. The next prime is 2143432633. The reversal of 2143432612 is 2162343412.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21358 + ... + 68869.

It is an arithmetic number, because the mean of its divisors is an integer number (312640020).

Almost surely, 2^2143432612 is an apocalyptic number.

It is an amenable number.

2143432612 is a deficient number, since it is larger than the sum of its proper divisors (1608247628).

2143432612 is a wasteful number, since it uses less digits than its factorization.

2143432612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96170 (or 96168 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 2143432612 is about 46297.2203485263. The cubic root of 2143432612 is about 1289.3473877841.

The spelling of 2143432612 in words is "two billion, one hundred forty-three million, four hundred thirty-two thousand, six hundred twelve".