165001151 has 8 divisors (see below), whose sum is σ = 189730944. Its totient is φ = 140560920.

The previous prime is 165001147. The next prime is 165001163. The reversal of 165001151 is 151100561.

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 165001151 - 2² = 165001147 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 (165001121) 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, 71165 + ... + 73446.

It is an arithmetic number, because the mean of its divisors is an integer number (23716368).

Almost surely, 2^165001151 is an apocalyptic number.

165001151 is a deficient number, since it is larger than the sum of its proper divisors (24729793).

165001151 is a wasteful number, since it uses less digits than its factorization.

165001151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144781.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 165001151 is about 12845.2773812012. The cubic root of 165001151 is about 548.4819305963.

The spelling of 165001151 in words is "one hundred sixty-five million, one thousand, one hundred fifty-one".