132961124809 has 2 divisors, whose sum is σ = 132961124810. Its totient is φ = 132961124808.

The previous prime is 132961124801. The next prime is 132961124819. The reversal of 132961124809 is 908421169231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131072961600 + 1888163209 = 362040^2 + 43453^2 .

It is an emirp because it is prime and its reverse (908421169231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 132961124809 - 2³ = 132961124801 is a prime.

It is not a weakly prime, because it can be changed into another prime (132961124801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66480562404 + 66480562405.

It is an arithmetic number, because the mean of its divisors is an integer number (66480562405).

Almost surely, 2^132961124809 is an apocalyptic number.

It is an amenable number.

132961124809 is a deficient number, since it is larger than the sum of its proper divisors (1).

132961124809 is an equidigital number, since it uses as much as digits as its factorization.

132961124809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 46.

The spelling of 132961124809 in words is "one hundred thirty-two billion, nine hundred sixty-one million, one hundred twenty-four thousand, eight hundred nine".