164213339 has 2 divisors, whose sum is σ = 164213340. Its totient is φ = 164213338.

The previous prime is 164213327. The next prime is 164213369. The reversal of 164213339 is 933312461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164213339 - 2²⁰ = 163164763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (164213369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82106669 + 82106670.

It is an arithmetic number, because the mean of its divisors is an integer number (82106670).

Almost surely, 2^164213339 is an apocalyptic number.

164213339 is a deficient number, since it is larger than the sum of its proper divisors (1).

164213339 is an equidigital number, since it uses as much as digits as its factorization.

164213339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 32.

The square root of 164213339 is about 12814.5752563243. The cubic root of 164213339 is about 547.6076131053.

The spelling of 164213339 in words is "one hundred sixty-four million, two hundred thirteen thousand, three hundred thirty-nine".