132130312 has 8 divisors (see below), whose sum is σ = 247744350. Its totient is φ = 66065152.

The previous prime is 132130283. The next prime is 132130319. The reversal of 132130312 is 213031231.

132130312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 130096836 + 2033476 = 11406^2 + 1426^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (132130319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8258137 + ... + 8258152.

Almost surely, 2^132130312 is an apocalyptic number.

It is an amenable number.

132130312 is a deficient number, since it is larger than the sum of its proper divisors (115614038).

132130312 is a wasteful number, since it uses less digits than its factorization.

132130312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16516295 (or 16516291 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 132130312 is about 11494.7949959971. The cubic root of 132130312 is about 509.3318329284.

Adding to 132130312 its reverse (213031231), we get a palindrome (345161543).

The spelling of 132130312 in words is "one hundred thirty-two million, one hundred thirty thousand, three hundred twelve".