132143218 has 4 divisors (see below), whose sum is σ = 198214830. Its totient is φ = 66071608.

The previous prime is 132143201. The next prime is 132143239. The reversal of 132143218 is 812341231.

It is a happy number.

132143218 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 67453369 + 64689849 = 8213^2 + 8043^2 .

It is a junction number, because it is equal to n+sod(n) for n = 132143192 and 132143201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33035803 + ... + 33035806.

Almost surely, 2^132143218 is an apocalyptic number.

132143218 is a deficient number, since it is larger than the sum of its proper divisors (66071612).

132143218 is an equidigital number, since it uses as much as digits as its factorization.

132143218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66071611.

The product of its digits is 1152, while the sum is 25.

The square root of 132143218 is about 11495.3563668118. The cubic root of 132143218 is about 509.3484156048.

Adding to 132143218 its reverse (812341231), we get a palindrome (944484449).

The spelling of 132143218 in words is "one hundred thirty-two million, one hundred forty-three thousand, two hundred eighteen".