165014657 has 2 divisors, whose sum is σ = 165014658. Its totient is φ = 165014656.

The previous prime is 165014621. The next prime is 165014659. The reversal of 165014657 is 756410561.

165014657 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 can be written as a sum of positive squares in only one way, i.e., 158659216 + 6355441 = 12596^2 + 2521^2 .

It is a cyclic number.

It is not a de Polignac number, because 165014657 - 2¹⁰ = 165013633 is a prime.

Together with 165014659, 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 (165014659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82507328 + 82507329.

It is an arithmetic number, because the mean of its divisors is an integer number (82507329).

Almost surely, 2^165014657 is an apocalyptic number.

It is an amenable number.

165014657 is a deficient number, since it is larger than the sum of its proper divisors (1).

165014657 is an equidigital number, since it uses as much as digits as its factorization.

165014657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 165014657 is about 12845.8030889470. The cubic root of 165014657 is about 548.4968953300.

The spelling of 165014657 in words is "one hundred sixty-five million, fourteen thousand, six hundred fifty-seven".