165036667 has 2 divisors, whose sum is σ = 165036668. Its totient is φ = 165036666.

The previous prime is 165036643. The next prime is 165036689. The reversal of 165036667 is 766630561.

It is a strong prime.

It is an emirp because it is prime and its reverse (766630561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 165036667 - 2²³ = 156648059 is a prime.

It is not a weakly prime, because it can be changed into another prime (165036607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82518333 + 82518334.

It is an arithmetic number, because the mean of its divisors is an integer number (82518334).

Almost surely, 2^165036667 is an apocalyptic number.

165036667 is a deficient number, since it is larger than the sum of its proper divisors (1).

165036667 is an equidigital number, since it uses as much as digits as its factorization.

165036667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 165036667 is about 12846.6597604202. The cubic root of 165036667 is about 548.5212808001.

The spelling of 165036667 in words is "one hundred sixty-five million, thirty-six thousand, six hundred sixty-seven".