164968337 has 2 divisors, whose sum is σ = 164968338. Its totient is φ = 164968336.

The previous prime is 164968333. The next prime is 164968343. The reversal of 164968337 is 733869461.

It is a happy number.

It is a Cunningham number, because it is equal to 12844²+1.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164968336 + 1 = 12844^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 164968337 - 2² = 164968333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164968291 and 164968300.

It is not a weakly prime, because it can be changed into another prime (164968333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82484168 + 82484169.

It is an arithmetic number, because the mean of its divisors is an integer number (82484169).

Almost surely, 2^164968337 is an apocalyptic number.

It is an amenable number.

164968337 is a deficient number, since it is larger than the sum of its proper divisors (1).

164968337 is an equidigital number, since it uses as much as digits as its factorization.

164968337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 47.

The square root of 164968337 is about 12844.0000389287. Note that the first 4 decimals coincide. The cubic root of 164968337 is about 548.4455690736.

The spelling of 164968337 in words is "one hundred sixty-four million, nine hundred sixty-eight thousand, three hundred thirty-seven".