12303132147 has 32 divisors (see below), whose sum is σ = 19057190400. Its totient is φ = 7829860896.

The previous prime is 12303132137. The next prime is 12303132167. The reversal of 12303132147 is 74123130321.

It is a happy number.

It is not a de Polignac number, because 12303132147 - 2⁴ = 12303132131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 12303132147.

It is not an unprimeable number, because it can be changed into a prime (12303132137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296628 + ... + 335550.

It is an arithmetic number, because the mean of its divisors is an integer number (595537200).

Almost surely, 2^12303132147 is an apocalyptic number.

12303132147 is a deficient number, since it is larger than the sum of its proper divisors (6754058253).

12303132147 is a wasteful number, since it uses less digits than its factorization.

12303132147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39464 (or 39458 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

Adding to 12303132147 its reverse (74123130321), we get a palindrome (86426262468).

The spelling of 12303132147 in words is "twelve billion, three hundred three million, one hundred thirty-two thousand, one hundred forty-seven".