164317667 has 2 divisors, whose sum is σ = 164317668. Its totient is φ = 164317666.

The previous prime is 164317633. The next prime is 164317693. The reversal of 164317667 is 766713461.

It is a strong prime.

It is an emirp because it is prime and its reverse (766713461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164317667 - 2⁶ = 164317603 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (164317697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82158833 + 82158834.

It is an arithmetic number, because the mean of its divisors is an integer number (82158834).

Almost surely, 2^164317667 is an apocalyptic number.

164317667 is a deficient number, since it is larger than the sum of its proper divisors (1).

164317667 is an equidigital number, since it uses as much as digits as its factorization.

164317667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 41.

The square root of 164317667 is about 12818.6452872369. The cubic root of 164317667 is about 547.7235572238.

The spelling of 164317667 in words is "one hundred sixty-four million, three hundred seventeen thousand, six hundred sixty-seven".