164111867 has 2 divisors, whose sum is σ = 164111868. Its totient is φ = 164111866.

The previous prime is 164111839. The next prime is 164111887. The reversal of 164111867 is 768111461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164111867 - 2¹⁴ = 164095483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (164111837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82055933 + 82055934.

It is an arithmetic number, because the mean of its divisors is an integer number (82055934).

Almost surely, 2^164111867 is an apocalyptic number.

164111867 is a deficient number, since it is larger than the sum of its proper divisors (1).

164111867 is an equidigital number, since it uses as much as digits as its factorization.

164111867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 35.

The square root of 164111867 is about 12810.6154028602. The cubic root of 164111867 is about 547.4947958611.

The spelling of 164111867 in words is "one hundred sixty-four million, one hundred eleven thousand, eight hundred sixty-seven".