165350023 has 2 divisors, whose sum is σ = 165350024. Its totient is φ = 165350022.

The previous prime is 165349991. The next prime is 165350039. The reversal of 165350023 is 320053561.

It is a happy number.

165350023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 165350023 - 2⁵ = 165349991 is a prime.

It is a super-2 number, since 2×165350023² = 54681260212201058, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 165350023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165350323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82675011 + 82675012.

It is an arithmetic number, because the mean of its divisors is an integer number (82675012).

Almost surely, 2^165350023 is an apocalyptic number.

165350023 is a deficient number, since it is larger than the sum of its proper divisors (1).

165350023 is an equidigital number, since it uses as much as digits as its factorization.

165350023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 165350023 is about 12858.8499874600. The cubic root of 165350023 is about 548.8682214073.

The spelling of 165350023 in words is "one hundred sixty-five million, three hundred fifty thousand, twenty-three".