164030771 has 2 divisors, whose sum is σ = 164030772. Its totient is φ = 164030770.

The previous prime is 164030749. The next prime is 164030777. The reversal of 164030771 is 177030461.

It is a strong prime.

It is an emirp because it is prime and its reverse (177030461) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164030771 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (164030777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82015385 + 82015386.

It is an arithmetic number, because the mean of its divisors is an integer number (82015386).

Almost surely, 2^164030771 is an apocalyptic number.

164030771 is a deficient number, since it is larger than the sum of its proper divisors (1).

164030771 is an equidigital number, since it uses as much as digits as its factorization.

164030771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 164030771 is about 12807.4498242234. The cubic root of 164030771 is about 547.4045993503.

The spelling of 164030771 in words is "one hundred sixty-four million, thirty thousand, seven hundred seventy-one".