320132132 has 6 divisors (see below), whose sum is σ = 560231238. Its totient is φ = 160066064.

The previous prime is 320132129. The next prime is 320132149. The reversal of 320132132 is 231231023.

It can be written as a sum of positive squares in only one way, i.e., 249134656 + 70997476 = 15784^2 + 8426^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 320132132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40016513 + ... + 40016520.

It is an arithmetic number, because the mean of its divisors is an integer number (93371873).

Almost surely, 2^320132132 is an apocalyptic number.

It is an amenable number.

320132132 is a deficient number, since it is larger than the sum of its proper divisors (240099106).

320132132 is a wasteful number, since it uses less digits than its factorization.

320132132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80033037 (or 80033035 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 320132132 is about 17892.2366405098. The cubic root of 320132132 is about 684.0845084418.

Adding to 320132132 its reverse (231231023), we get a palindrome (551363155).

The spelling of 320132132 in words is "three hundred twenty million, one hundred thirty-two thousand, one hundred thirty-two".