164333933 has 2 divisors, whose sum is σ = 164333934. Its totient is φ = 164333932.

The previous prime is 164333927. The next prime is 164333947. The reversal of 164333933 is 339333461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82937449 + 81396484 = 9107^2 + 9022^2 .

It is an emirp because it is prime and its reverse (339333461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164333933 - 2⁸ = 164333677 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 164333893 and 164333902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164333963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82166966 + 82166967.

It is an arithmetic number, because the mean of its divisors is an integer number (82166967).

Almost surely, 2^164333933 is an apocalyptic number.

It is an amenable number.

164333933 is a deficient number, since it is larger than the sum of its proper divisors (1).

164333933 is an equidigital number, since it uses as much as digits as its factorization.

164333933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 35.

The square root of 164333933 is about 12819.2797379572. The cubic root of 164333933 is about 547.7416298949.

The spelling of 164333933 in words is "one hundred sixty-four million, three hundred thirty-three thousand, nine hundred thirty-three".