164014243 has 2 divisors, whose sum is σ = 164014244. Its totient is φ = 164014242.

The previous prime is 164014241. The next prime is 164014259. The reversal of 164014243 is 342410461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164014243 - 2¹ = 164014241 is a prime.

Together with 164014241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (164014241) 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, 82007121 + 82007122.

It is an arithmetic number, because the mean of its divisors is an integer number (82007122).

Almost surely, 2^164014243 is an apocalyptic number.

164014243 is a deficient number, since it is larger than the sum of its proper divisors (1).

164014243 is an equidigital number, since it uses as much as digits as its factorization.

164014243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 164014243 is about 12806.8045585150. The cubic root of 164014243 is about 547.3862129483.

The spelling of 164014243 in words is "one hundred sixty-four million, fourteen thousand, two hundred forty-three".