164445343 has 2 divisors, whose sum is σ = 164445344. Its totient is φ = 164445342.

The previous prime is 164445319. The next prime is 164445367. The reversal of 164445343 is 343544461.

It is a balanced prime because it is at equal distance from previous prime (164445319) and next prime (164445367).

It is a cyclic number.

It is not a de Polignac number, because 164445343 - 2⁵ = 164445311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164445299 and 164445308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164445313) 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, 82222671 + 82222672.

It is an arithmetic number, because the mean of its divisors is an integer number (82222672).

Almost surely, 2^164445343 is an apocalyptic number.

164445343 is a deficient number, since it is larger than the sum of its proper divisors (1).

164445343 is an equidigital number, since it uses as much as digits as its factorization.

164445343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 34.

The square root of 164445343 is about 12823.6244096589. The cubic root of 164445343 is about 547.8653822015.

The spelling of 164445343 in words is "one hundred sixty-four million, four hundred forty-five thousand, three hundred forty-three".