132555779 has 2 divisors, whose sum is σ = 132555780. Its totient is φ = 132555778.

The previous prime is 132555767. The next prime is 132555811. The reversal of 132555779 is 977555231.

It is a weak prime.

It is an emirp because it is prime and its reverse (977555231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 132555779 - 2²⁰ = 131507203 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (132555179) 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, 66277889 + 66277890.

It is an arithmetic number, because the mean of its divisors is an integer number (66277890).

Almost surely, 2^132555779 is an apocalyptic number.

132555779 is a deficient number, since it is larger than the sum of its proper divisors (1).

132555779 is an equidigital number, since it uses as much as digits as its factorization.

132555779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 330750, while the sum is 44.

The square root of 132555779 is about 11513.2870632153. The cubic root of 132555779 is about 509.8779395190.

The spelling of 132555779 in words is "one hundred thirty-two million, five hundred fifty-five thousand, seven hundred seventy-nine".