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132491 is a prime number
BaseRepresentation
bin100000010110001011
320201202002
4200112023
513214431
62501215
71061162
oct402613
9221662
10132491
11905a7
126480b
13483c8
14363d9
15293cb
hex2058b

132491 has 2 divisors, whose sum is σ = 132492. Its totient is φ = 132490.

The previous prime is 132469. The next prime is 132499. The reversal of 132491 is 194231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 132491 - 214 = 116107 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 132491.

It is not a weakly prime, because it can be changed into another prime (132499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66245 + 66246.

It is an arithmetic number, because the mean of its divisors is an integer number (66246).

2132491 is an apocalyptic number.

132491 is a deficient number, since it is larger than the sum of its proper divisors (1).

132491 is an equidigital number, since it uses as much as digits as its factorization.

132491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 20.

The square root of 132491 is about 363.9931318033. The cubic root of 132491 is about 50.9794868163.

The spelling of 132491 in words is "one hundred thirty-two thousand, four hundred ninety-one".