164205029 has 2 divisors, whose sum is σ = 164205030. Its totient is φ = 164205028.

The previous prime is 164204993. The next prime is 164205079. The reversal of 164205029 is 920502461.

It is a happy number.

164205029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120340900 + 43864129 = 10970^2 + 6623^2 .

It is a cyclic number.

It is not a de Polignac number, because 164205029 - 2⁸ = 164204773 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 164204992 and 164205010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164205079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82102514 + 82102515.

It is an arithmetic number, because the mean of its divisors is an integer number (82102515).

Almost surely, 2^164205029 is an apocalyptic number.

It is an amenable number.

164205029 is a deficient number, since it is larger than the sum of its proper divisors (1).

164205029 is an equidigital number, since it uses as much as digits as its factorization.

164205029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 164205029 is about 12814.2510120568. The cubic root of 164205029 is about 547.5983757395.

The spelling of 164205029 in words is "one hundred sixty-four million, two hundred five thousand, twenty-nine".