165167508347 has 2 divisors, whose sum is σ = 165167508348. Its totient is φ = 165167508346.

The previous prime is 165167508343. The next prime is 165167508349. The reversal of 165167508347 is 743805761561.

165167508347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 165167508347 - 2² = 165167508343 is a prime.

Together with 165167508349, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (165167508343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82583754173 + 82583754174.

It is an arithmetic number, because the mean of its divisors is an integer number (82583754174).

Almost surely, 2^165167508347 is an apocalyptic number.

165167508347 is a deficient number, since it is larger than the sum of its proper divisors (1).

165167508347 is an equidigital number, since it uses as much as digits as its factorization.

165167508347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 165167508347 in words is "one hundred sixty-five billion, one hundred sixty-seven million, five hundred eight thousand, three hundred forty-seven".