163165069 has 2 divisors, whose sum is σ = 163165070. Its totient is φ = 163165068.

The previous prime is 163165063. The next prime is 163165073. The reversal of 163165069 is 960561361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157828969 + 5336100 = 12563^2 + 2310^2 .

It is a cyclic number.

It is not a de Polignac number, because 163165069 - 2⁹ = 163164557 is a prime.

It is a super-2 number, since 2×163165069² = 53245679483549522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163165063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81582534 + 81582535.

It is an arithmetic number, because the mean of its divisors is an integer number (81582535).

Almost surely, 2^163165069 is an apocalyptic number.

It is an amenable number.

163165069 is a deficient number, since it is larger than the sum of its proper divisors (1).

163165069 is an equidigital number, since it uses as much as digits as its factorization.

163165069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 163165069 is about 12773.6082999284. The cubic root of 163165069 is about 546.4398913562.

The spelling of 163165069 in words is "one hundred sixty-three million, one hundred sixty-five thousand, sixty-nine".