165253119 has 4 divisors (see below), whose sum is σ = 220337496. Its totient is φ = 110168744.

The previous prime is 165253117. The next prime is 165253147. The reversal of 165253119 is 911352561.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 165253119 - 2¹ = 165253117 is a prime.

It is a super-2 number, since 2×165253119² = 54617186678456322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 165253119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165253111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27542184 + ... + 27542189.

It is an arithmetic number, because the mean of its divisors is an integer number (55084374).

Almost surely, 2^165253119 is an apocalyptic number.

165253119 is a deficient number, since it is larger than the sum of its proper divisors (55084377).

165253119 is an equidigital number, since it uses as much as digits as its factorization.

165253119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55084376.

The product of its digits is 8100, while the sum is 33.

The square root of 165253119 is about 12855.0814466498. The cubic root of 165253119 is about 548.7609783625.

The spelling of 165253119 in words is "one hundred sixty-five million, two hundred fifty-three thousand, one hundred nineteen".