164999683 has 2 divisors, whose sum is σ = 164999684. Its totient is φ = 164999682.

The previous prime is 164999651. The next prime is 164999699. The reversal of 164999683 is 386999461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164999683 - 2⁵ = 164999651 is a prime.

It is not a weakly prime, because it can be changed into another prime (164999623) 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, 82499841 + 82499842.

It is an arithmetic number, because the mean of its divisors is an integer number (82499842).

Almost surely, 2^164999683 is an apocalyptic number.

164999683 is a deficient number, since it is larger than the sum of its proper divisors (1).

164999683 is an equidigital number, since it uses as much as digits as its factorization.

164999683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2519424, while the sum is 55.

The square root of 164999683 is about 12845.2202394509. The cubic root of 164999683 is about 548.4803039938.

The spelling of 164999683 in words is "one hundred sixty-four million, nine hundred ninety-nine thousand, six hundred eighty-three".