165325201 has 16 divisors (see below), whose sum is σ = 177730560. Its totient is φ = 153437760.

The previous prime is 165325141. The next prime is 165325229. The reversal of 165325201 is 102523561.

165325201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 165325201 - 2⁹ = 165324689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165325241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154996 + ... + 156058.

It is an arithmetic number, because the mean of its divisors is an integer number (11108160).

Almost surely, 2^165325201 is an apocalyptic number.

It is an amenable number.

165325201 is a deficient number, since it is larger than the sum of its proper divisors (12405359).

165325201 is a wasteful number, since it uses less digits than its factorization.

165325201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 165325201 is about 12857.8847793873. The cubic root of 165325201 is about 548.8407550493.

Adding to 165325201 its reverse (102523561), we get a palindrome (267848762).

The spelling of 165325201 in words is "one hundred sixty-five million, three hundred twenty-five thousand, two hundred one".