165010601 has 8 divisors (see below), whose sum is σ = 189532800. Its totient is φ = 140725728.

The previous prime is 165010597. The next prime is 165010621. The reversal of 165010601 is 106010561.

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 165010601 - 2² = 165010597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165010621) 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, 57836 + ... + 60621.

It is an arithmetic number, because the mean of its divisors is an integer number (23691600).

Almost surely, 2^165010601 is an apocalyptic number.

It is an amenable number.

165010601 is a deficient number, since it is larger than the sum of its proper divisors (24522199).

165010601 is a wasteful number, since it uses less digits than its factorization.

165010601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118663.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 165010601 is about 12845.6452154028. The cubic root of 165010601 is about 548.4924013421.

The spelling of 165010601 in words is "one hundred sixty-five million, ten thousand, six hundred one".