164600801 has 2 divisors, whose sum is σ = 164600802. Its totient is φ = 164600800.

The previous prime is 164600771. The next prime is 164600803. The reversal of 164600801 is 108006461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118374400 + 46226401 = 10880^2 + 6799^2 .

It is an emirp because it is prime and its reverse (108006461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164600801 - 2²² = 160406497 is a prime.

Together with 164600803, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (164600803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82300400 + 82300401.

It is an arithmetic number, because the mean of its divisors is an integer number (82300401).

Almost surely, 2^164600801 is an apocalyptic number.

It is an amenable number.

164600801 is a deficient number, since it is larger than the sum of its proper divisors (1).

164600801 is an equidigital number, since it uses as much as digits as its factorization.

164600801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 164600801 is about 12829.6843686819. The cubic root of 164600801 is about 548.0379688914.

The spelling of 164600801 in words is "one hundred sixty-four million, six hundred thousand, eight hundred one".