132168973 has 2 divisors, whose sum is σ = 132168974. Its totient is φ = 132168972.

The previous prime is 132168943. The next prime is 132168983. The reversal of 132168973 is 379861231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130576329 + 1592644 = 11427^2 + 1262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132168973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132168943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66084486 + 66084487.

It is an arithmetic number, because the mean of its divisors is an integer number (66084487).

Almost surely, 2^132168973 is an apocalyptic number.

It is an amenable number.

132168973 is a deficient number, since it is larger than the sum of its proper divisors (1).

132168973 is an equidigital number, since it uses as much as digits as its factorization.

132168973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 40.

The square root of 132168973 is about 11496.4765471861. The cubic root of 132168973 is about 509.3815044924.

The spelling of 132168973 in words is "one hundred thirty-two million, one hundred sixty-eight thousand, nine hundred seventy-three".