165052606 has 4 divisors (see below), whose sum is σ = 247578912. Its totient is φ = 82526302.

The previous prime is 165052561. The next prime is 165052607. The reversal of 165052606 is 606250561.

165052606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165052607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41263150 + ... + 41263153.

It is an arithmetic number, because the mean of its divisors is an integer number (61894728).

Almost surely, 2^165052606 is an apocalyptic number.

165052606 is a deficient number, since it is larger than the sum of its proper divisors (82526306).

165052606 is an equidigital number, since it uses as much as digits as its factorization.

165052606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82526305.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 165052606 is about 12847.2801012510. The cubic root of 165052606 is about 548.5389386928.

The spelling of 165052606 in words is "one hundred sixty-five million, fifty-two thousand, six hundred six".