165755001 has 8 divisors (see below), whose sum is σ = 221161824. Its totient is φ = 110425760.

The previous prime is 165754999. The next prime is 165755003. The reversal of 165755001 is 100557561.

165755001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (165754999) and next prime (165755003).

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 165755001 - 2¹ = 165754999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165755001.

It is not an unprimeable number, because it can be changed into a prime (165755003) 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, 14211 + ... + 23096.

It is an arithmetic number, because the mean of its divisors is an integer number (27645228).

Almost surely, 2^165755001 is an apocalyptic number.

It is an amenable number.

165755001 is a deficient number, since it is larger than the sum of its proper divisors (55406823).

165755001 is a wasteful number, since it uses less digits than its factorization.

165755001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38791.

The product of its (nonzero) digits is 5250, while the sum is 30.

The square root of 165755001 is about 12874.5874108649. The cubic root of 165755001 is about 549.3159551034.

The spelling of 165755001 in words is "one hundred sixty-five million, seven hundred fifty-five thousand, one".