132021091 has 2 divisors, whose sum is σ = 132021092. Its totient is φ = 132021090.

The previous prime is 132021089. The next prime is 132021103. The reversal of 132021091 is 190120231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 132021091 - 2¹ = 132021089 is a prime.

Together with 132021089, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (132021061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66010545 + 66010546.

It is an arithmetic number, because the mean of its divisors is an integer number (66010546).

Almost surely, 2^132021091 is an apocalyptic number.

132021091 is a deficient number, since it is larger than the sum of its proper divisors (1).

132021091 is an equidigital number, since it uses as much as digits as its factorization.

132021091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 132021091 is about 11490.0431243751. The cubic root of 132021091 is about 509.1914536658.

The spelling of 132021091 in words is "one hundred thirty-two million, twenty-one thousand, ninety-one".