12132316 has 24 divisors (see below), whose sum is σ = 25320960. Its totient is φ = 4973232.

The previous prime is 12132311. The next prime is 12132319. The reversal of 12132316 is 61323121.

It is a junction number, because it is equal to n+sod(n) for n = 12132293 and 12132302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12132311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8776 + ... + 10063.

It is an arithmetic number, because the mean of its divisors is an integer number (1055040).

Almost surely, 2^12132316 is an apocalyptic number.

It is an amenable number.

12132316 is an abundant number, since it is smaller than the sum of its proper divisors (13188644).

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

12132316 is a wasteful number, since it uses less digits than its factorization.

12132316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18873 (or 18871 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 12132316 is about 3483.1474272560. The cubic root of 12132316 is about 229.7812412745.

Adding to 12132316 its reverse (61323121), we get a palindrome (73455437).

The spelling of 12132316 in words is "twelve million, one hundred thirty-two thousand, three hundred sixteen".