132661811 has 2 divisors, whose sum is σ = 132661812. Its totient is φ = 132661810.

The previous prime is 132661801. The next prime is 132661813. The reversal of 132661811 is 118166231.

It is a strong prime.

It is an emirp because it is prime and its reverse (118166231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 132661811 - 2¹⁴ = 132645427 is a prime.

Together with 132661813, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_7520519 and since 132661811 and 7520519 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (132661813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66330905 + 66330906.

It is an arithmetic number, because the mean of its divisors is an integer number (66330906).

Almost surely, 2^132661811 is an apocalyptic number.

132661811 is a deficient number, since it is larger than the sum of its proper divisors (1).

132661811 is an equidigital number, since it uses as much as digits as its factorization.

132661811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 29.

The square root of 132661811 is about 11517.8909093636. The cubic root of 132661811 is about 510.0138545512.

The spelling of 132661811 in words is "one hundred thirty-two million, six hundred sixty-one thousand, eight hundred eleven".