165096801 has 9 divisors (see below), whose sum is σ = 238528849. Its totient is φ = 110038836.

The previous prime is 165096787. The next prime is 165096839. The reversal of 165096801 is 108690561.

The square root of 165096801 is 12849.

It is a perfect power (a square), and thus also a powerful number.

It is a tau number, because it is divible by the number of its divisors (9).

It is a de Polignac number, because none of the positive numbers 2^k-165096801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165096881) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 36406 + ... + 40688.

Almost surely, 2^165096801 is an apocalyptic number.

165096801 is the 12849-th square number.

165096801 is the 6425-th centered octagonal number.

It is an amenable number.

165096801 is a deficient number, since it is larger than the sum of its proper divisors (73432048).

165096801 is an frugal number, since it uses more digits than its factorization.

165096801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8572 (or 4286 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The cubic root of 165096801 is about 548.5878938220.

Multiplying 165096801 by its sum of digits (36), we get a square (5943484836 = 77094²).

The spelling of 165096801 in words is "one hundred sixty-five million, ninety-six thousand, eight hundred one".