165066329 has 2 divisors, whose sum is σ = 165066330. Its totient is φ = 165066328.

The previous prime is 165066283. The next prime is 165066337. The reversal of 165066329 is 923660561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163968025 + 1098304 = 12805^2 + 1048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165066329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165066292 and 165066301.

It is not a weakly prime, because it can be changed into another prime (165066229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82533164 + 82533165.

It is an arithmetic number, because the mean of its divisors is an integer number (82533165).

Almost surely, 2^165066329 is an apocalyptic number.

It is an amenable number.

165066329 is a deficient number, since it is larger than the sum of its proper divisors (1).

165066329 is an equidigital number, since it uses as much as digits as its factorization.

165066329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 165066329 is about 12847.8141720683. The cubic root of 165066329 is about 548.5541406970.

The spelling of 165066329 in words is "one hundred sixty-five million, sixty-six thousand, three hundred twenty-nine".