164370223 has 2 divisors, whose sum is σ = 164370224. Its totient is φ = 164370222.

The previous prime is 164370211. The next prime is 164370253. The reversal of 164370223 is 322073461.

It is a weak prime.

It is an emirp because it is prime and its reverse (322073461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164370223 - 2⁵ = 164370191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164370191 and 164370200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164370203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82185111 + 82185112.

It is an arithmetic number, because the mean of its divisors is an integer number (82185112).

Almost surely, 2^164370223 is an apocalyptic number.

164370223 is a deficient number, since it is larger than the sum of its proper divisors (1).

164370223 is an equidigital number, since it uses as much as digits as its factorization.

164370223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 164370223 is about 12820.6951059605. The cubic root of 164370223 is about 547.7819463415.

The spelling of 164370223 in words is "one hundred sixty-four million, three hundred seventy thousand, two hundred twenty-three".