165160601 has 2 divisors, whose sum is σ = 165160602. Its totient is φ = 165160600.

The previous prime is 165160577. The next prime is 165160613. The reversal of 165160601 is 106061561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164352400 + 808201 = 12820^2 + 899^2 .

It is a cyclic number.

It is not a de Polignac number, because 165160601 - 2⁶ = 165160537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (165160651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82580300 + 82580301.

It is an arithmetic number, because the mean of its divisors is an integer number (82580301).

Almost surely, 2^165160601 is an apocalyptic number.

It is an amenable number.

165160601 is a deficient number, since it is larger than the sum of its proper divisors (1).

165160601 is an equidigital number, since it uses as much as digits as its factorization.

165160601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 165160601 is about 12851.4824436716. The cubic root of 165160601 is about 548.6585501479.

The spelling of 165160601 in words is "one hundred sixty-five million, one hundred sixty thousand, six hundred one".