164506207 has 2 divisors, whose sum is σ = 164506208. Its totient is φ = 164506206.

The previous prime is 164506193. The next prime is 164506217. The reversal of 164506207 is 702605461.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164506207 is a prime.

It is equal to p_9212845 and since 164506207 and 9212845 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164506217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82253103 + 82253104.

It is an arithmetic number, because the mean of its divisors is an integer number (82253104).

Almost surely, 2^164506207 is an apocalyptic number.

164506207 is a deficient number, since it is larger than the sum of its proper divisors (1).

164506207 is an equidigital number, since it uses as much as digits as its factorization.

164506207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 164506207 is about 12825.9973101510. The cubic root of 164506207 is about 547.9329652760.

The spelling of 164506207 in words is "one hundred sixty-four million, five hundred six thousand, two hundred seven".