165119101 has 16 divisors (see below), whose sum is σ = 199180800. Its totient is φ = 133716528.

The previous prime is 165119057. The next prime is 165119107. The reversal of 165119101 is 101911561.

It is not a de Polignac number, because 165119101 - 2⁷ = 165118973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165119107) 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, 54246 + ... + 57208.

It is an arithmetic number, because the mean of its divisors is an integer number (12448800).

Almost surely, 2^165119101 is an apocalyptic number.

It is an amenable number.

165119101 is a deficient number, since it is larger than the sum of its proper divisors (34061699).

165119101 is a wasteful number, since it uses less digits than its factorization.

165119101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408.

The product of its (nonzero) digits is 270, while the sum is 25.

The square root of 165119101 is about 12849.8677425100. The cubic root of 165119101 is about 548.6125923810.

The spelling of 165119101 in words is "one hundred sixty-five million, one hundred nineteen thousand, one hundred one".