165324727 has 8 divisors (see below), whose sum is σ = 166280400. Its totient is φ = 164372544.

The previous prime is 165324721. The next prime is 165324739. The reversal of 165324727 is 727423561.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 165324727 - 2¹¹ = 165322679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165324721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192483 + ... + 193339.

It is an arithmetic number, because the mean of its divisors is an integer number (20785050).

Almost surely, 2^165324727 is an apocalyptic number.

165324727 is a deficient number, since it is larger than the sum of its proper divisors (955673).

165324727 is an equidigital number, since it uses as much as digits as its factorization.

165324727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745.

The product of its digits is 70560, while the sum is 37.

The square root of 165324727 is about 12857.8663471044. The cubic root of 165324727 is about 548.8402305260.

The spelling of 165324727 in words is "one hundred sixty-five million, three hundred twenty-four thousand, seven hundred twenty-seven".