12132971 has 2 divisors, whose sum is σ = 12132972. Its totient is φ = 12132970.

The previous prime is 12132959. The next prime is 12133013. The reversal of 12132971 is 17923121.

12132971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12132971 - 2⁶ = 12132907 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12132971.

It is not a weakly prime, because it can be changed into another prime (12132931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6066485 + 6066486.

It is an arithmetic number, because the mean of its divisors is an integer number (6066486).

Almost surely, 2^12132971 is an apocalyptic number.

12132971 is a deficient number, since it is larger than the sum of its proper divisors (1).

12132971 is an equidigital number, since it uses as much as digits as its factorization.

12132971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756, while the sum is 26.

The square root of 12132971 is about 3483.2414501438. The cubic root of 12132971 is about 229.7853763466.

The spelling of 12132971 in words is "twelve million, one hundred thirty-two thousand, nine hundred seventy-one".