132161968280197 has 2 divisors, whose sum is σ = 132161968280198. Its totient is φ = 132161968280196.

The previous prime is 132161968280119. The next prime is 132161968280207. The reversal of 132161968280197 is 791082869161231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75228318577476 + 56933649702721 = 8673426^2 + 7545439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132161968280197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132161968280897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66080984140098 + 66080984140099.

It is an arithmetic number, because the mean of its divisors is an integer number (66080984140099).

Almost surely, 2^{132161968280197} is an apocalyptic number.

It is an amenable number.

132161968280197 is a deficient number, since it is larger than the sum of its proper divisors (1).

132161968280197 is an equidigital number, since it uses as much as digits as its factorization.

132161968280197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15676416, while the sum is 64.

The spelling of 132161968280197 in words is "one hundred thirty-two trillion, one hundred sixty-one billion, nine hundred sixty-eight million, two hundred eighty thousand, one hundred ninety-seven".