132240191 has 2 divisors, whose sum is σ = 132240192. Its totient is φ = 132240190.

The previous prime is 132240149. The next prime is 132240193. The reversal of 132240191 is 191042231.

It is a strong prime.

It is an emirp because it is prime and its reverse (191042231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132240191 is a prime.

It is a Sophie Germain prime.

Together with 132240193, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132240193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66120095 + 66120096.

It is an arithmetic number, because the mean of its divisors is an integer number (66120096).

Almost surely, 2^132240191 is an apocalyptic number.

132240191 is a deficient number, since it is larger than the sum of its proper divisors (1).

132240191 is an equidigital number, since it uses as much as digits as its factorization.

132240191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 132240191 is about 11499.5735138308. The cubic root of 132240191 is about 509.4729798648.

The spelling of 132240191 in words is "one hundred thirty-two million, two hundred forty thousand, one hundred ninety-one".