165713167 has 2 divisors, whose sum is σ = 165713168. Its totient is φ = 165713166.

The previous prime is 165713131. The next prime is 165713179. The reversal of 165713167 is 761317561.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165713167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165743167) 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, 82856583 + 82856584.

It is an arithmetic number, because the mean of its divisors is an integer number (82856584).

Almost surely, 2^165713167 is an apocalyptic number.

165713167 is a deficient number, since it is larger than the sum of its proper divisors (1).

165713167 is an equidigital number, since it uses as much as digits as its factorization.

165713167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 37.

The square root of 165713167 is about 12872.9626349182. The cubic root of 165713167 is about 549.2697382631.

The spelling of 165713167 in words is "one hundred sixty-five million, seven hundred thirteen thousand, one hundred sixty-seven".