143271332 has 12 divisors (see below), whose sum is σ = 251702220. Its totient is φ = 71356416.

The previous prime is 143271329. The next prime is 143271361. The reversal of 143271332 is 233172341.

It can be written as a sum of positive squares in 2 ways, for example, as 91661476 + 51609856 = 9574^2 + 7184^2 .

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, 68657 + ... + 70712.

It is an arithmetic number, because the mean of its divisors is an integer number (20975185).

Almost surely, 2^143271332 is an apocalyptic number.

It is an amenable number.

143271332 is a deficient number, since it is larger than the sum of its proper divisors (108430888).

143271332 is a wasteful number, since it uses less digits than its factorization.

143271332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139630 (or 139628 counting only the distinct ones).

The product of its digits is 3024, while the sum is 26.

The square root of 143271332 is about 11969.6003274963. The cubic root of 143271332 is about 523.2626859976.

The spelling of 143271332 in words is "one hundred forty-three million, two hundred seventy-one thousand, three hundred thirty-two".