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132661 is a prime number
BaseRepresentation
bin100000011000110101
320201222101
4200120311
513221121
62502101
71061524
oct403065
9221871
10132661
1190741
1264931
13484c9
14364bb
1529491
hex20635

132661 has 2 divisors, whose sum is σ = 132662. Its totient is φ = 132660.

The previous prime is 132647. The next prime is 132667. The reversal of 132661 is 166231.

Adding to 132661 its reverse (166231), we get a palindrome (298892).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86436 + 46225 = 294^2 + 215^2 .

It is a cyclic number.

It is not a de Polignac number, because 132661 - 27 = 132533 is a prime.

It is a Chen prime.

132661 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132667) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66330 + 66331.

It is an arithmetic number, because the mean of its divisors is an integer number (66331).

2132661 is an apocalyptic number.

It is an amenable number.

132661 is a deficient number, since it is larger than the sum of its proper divisors (1).

132661 is an equidigital number, since it uses as much as digits as its factorization.

132661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 19.

The square root of 132661 is about 364.2265778331. The cubic root of 132661 is about 51.0012815262.

The spelling of 132661 in words is "one hundred thirty-two thousand, six hundred sixty-one".