164023337 has 2 divisors, whose sum is σ = 164023338. Its totient is φ = 164023336.

The previous prime is 164023319. The next prime is 164023367. The reversal of 164023337 is 733320461.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119880601 + 44142736 = 10949^2 + 6644^2 .

It is a cyclic number.

It is not a de Polignac number, because 164023337 - 2⁶ = 164023273 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (164023367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82011668 + 82011669.

It is an arithmetic number, because the mean of its divisors is an integer number (82011669).

Almost surely, 2^164023337 is an apocalyptic number.

It is an amenable number.

164023337 is a deficient number, since it is larger than the sum of its proper divisors (1).

164023337 is an equidigital number, since it uses as much as digits as its factorization.

164023337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 164023337 is about 12807.1595992242. The cubic root of 164023337 is about 547.3963296270.

Adding to 164023337 its reverse (733320461), we get a palindrome (897343798).

The spelling of 164023337 in words is "one hundred sixty-four million, twenty-three thousand, three hundred thirty-seven".