132542779 has 2 divisors, whose sum is σ = 132542780. Its totient is φ = 132542778.

The previous prime is 132542777. The next prime is 132542807. The reversal of 132542779 is 977245231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 132542779 - 2¹ = 132542777 is a prime.

Together with 132542777, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (132542777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66271389 + 66271390.

It is an arithmetic number, because the mean of its divisors is an integer number (66271390).

Almost surely, 2^132542779 is an apocalyptic number.

132542779 is a deficient number, since it is larger than the sum of its proper divisors (1).

132542779 is an equidigital number, since it uses as much as digits as its factorization.

132542779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 40.

The square root of 132542779 is about 11512.7224842780. The cubic root of 132542779 is about 509.8612707376.

The spelling of 132542779 in words is "one hundred thirty-two million, five hundred forty-two thousand, seven hundred seventy-nine".