165350047 has 2 divisors, whose sum is σ = 165350048. Its totient is φ = 165350046.

The previous prime is 165350039. The next prime is 165350069. The reversal of 165350047 is 740053561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 165350047 - 2³ = 165350039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165350147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82675023 + 82675024.

It is an arithmetic number, because the mean of its divisors is an integer number (82675024).

Almost surely, 2^165350047 is an apocalyptic number.

165350047 is a deficient number, since it is larger than the sum of its proper divisors (1).

165350047 is an equidigital number, since it uses as much as digits as its factorization.

165350047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 165350047 is about 12858.8509206694. The cubic root of 165350047 is about 548.8682479628.

The spelling of 165350047 in words is "one hundred sixty-five million, three hundred fifty thousand, forty-seven".