7143213432 has 16 divisors (see below), whose sum is σ = 17858033640. Its totient is φ = 2381071136.

The previous prime is 7143213421. The next prime is 7143213481. The reversal of 7143213432 is 2343123417.

It is a self number, because there is not a number n which added to its sum of digits gives 7143213432.

It is a congruent 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, 148816923 + ... + 148816970.

Almost surely, 2^7143213432 is an apocalyptic number.

It is an amenable number.

7143213432 is an abundant number, since it is smaller than the sum of its proper divisors (10714820208).

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

7143213432 is a wasteful number, since it uses less digits than its factorization.

7143213432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297633902 (or 297633898 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The square root of 7143213432 is about 84517.5332815624. The cubic root of 7143213432 is about 1925.8888059087. Note that the first 4 decimals are identical.

Adding to 7143213432 its reverse (2343123417), we get a palindrome (9486336849).

The spelling of 7143213432 in words is "seven billion, one hundred forty-three million, two hundred thirteen thousand, four hundred thirty-two".