164291203 has 2 divisors, whose sum is σ = 164291204. Its totient is φ = 164291202.

The previous prime is 164291201. The next prime is 164291209. The reversal of 164291203 is 302192461.

It is a weak prime.

It is an emirp because it is prime and its reverse (302192461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164291203 - 2¹ = 164291201 is a prime.

Together with 164291201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (164291201) 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, 82145601 + 82145602.

It is an arithmetic number, because the mean of its divisors is an integer number (82145602).

Almost surely, 2^164291203 is an apocalyptic number.

164291203 is a deficient number, since it is larger than the sum of its proper divisors (1).

164291203 is an equidigital number, since it uses as much as digits as its factorization.

164291203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 164291203 is about 12817.6129993069. The cubic root of 164291203 is about 547.6941513080.

The spelling of 164291203 in words is "one hundred sixty-four million, two hundred ninety-one thousand, two hundred three".