132819689 has 2 divisors, whose sum is σ = 132819690. Its totient is φ = 132819688.

The previous prime is 132819683. The next prime is 132819707. The reversal of 132819689 is 986918231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131859289 + 960400 = 11483^2 + 980^2 .

It is a cyclic number.

It is not a de Polignac number, because 132819689 - 2⁸ = 132819433 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (132819683) 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, 66409844 + 66409845.

It is an arithmetic number, because the mean of its divisors is an integer number (66409845).

Almost surely, 2^132819689 is an apocalyptic number.

It is an amenable number.

132819689 is a deficient number, since it is larger than the sum of its proper divisors (1).

132819689 is an equidigital number, since it uses as much as digits as its factorization.

132819689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 47.

The square root of 132819689 is about 11524.7424700077. The cubic root of 132819689 is about 510.2160932264.

The spelling of 132819689 in words is "one hundred thirty-two million, eight hundred nineteen thousand, six hundred eighty-nine".