132661289 has 2 divisors, whose sum is σ = 132661290. Its totient is φ = 132661288.

The previous prime is 132661271. The next prime is 132661301. The reversal of 132661289 is 982166231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125328025 + 7333264 = 11195^2 + 2708^2 .

It is a cyclic number.

It is not a de Polignac number, because 132661289 - 2²⁰ = 131612713 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (132661229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66330644 + 66330645.

It is an arithmetic number, because the mean of its divisors is an integer number (66330645).

Almost surely, 2^132661289 is an apocalyptic number.

It is an amenable number.

132661289 is a deficient number, since it is larger than the sum of its proper divisors (1).

132661289 is an equidigital number, since it uses as much as digits as its factorization.

132661289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 132661289 is about 11517.8682489426. The cubic root of 132661289 is about 510.0131856132.

The spelling of 132661289 in words is "one hundred thirty-two million, six hundred sixty-one thousand, two hundred eighty-nine".