165241153 has 16 divisors (see below), whose sum is σ = 206770176. Its totient is φ = 128287440.

The previous prime is 165241127. The next prime is 165241163. The reversal of 165241153 is 351142561.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165241153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165241103) 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, 18000 + ... + 25582.

It is an arithmetic number, because the mean of its divisors is an integer number (12923136).

Almost surely, 2^165241153 is an apocalyptic number.

It is an amenable number.

165241153 is a deficient number, since it is larger than the sum of its proper divisors (41529023).

165241153 is a wasteful number, since it uses less digits than its factorization.

165241153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7884.

The product of its digits is 3600, while the sum is 28.

The square root of 165241153 is about 12854.6160191583. The cubic root of 165241153 is about 548.7477327580.

The spelling of 165241153 in words is "one hundred sixty-five million, two hundred forty-one thousand, one hundred fifty-three".