132243191 has 2 divisors, whose sum is σ = 132243192. Its totient is φ = 132243190.

The previous prime is 132243127. The next prime is 132243203. The reversal of 132243191 is 191342231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 132243191 - 2⁶ = 132243127 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 132243191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132243091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66121595 + 66121596.

It is an arithmetic number, because the mean of its divisors is an integer number (66121596).

Almost surely, 2^132243191 is an apocalyptic number.

132243191 is a deficient number, since it is larger than the sum of its proper divisors (1).

132243191 is an equidigital number, since it uses as much as digits as its factorization.

132243191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 132243191 is about 11499.7039527111. The cubic root of 132243191 is about 509.4768324691.

The spelling of 132243191 in words is "one hundred thirty-two million, two hundred forty-three thousand, one hundred ninety-one".