103165 has 8 divisors (see below), whose sum is σ = 126720. Its totient is φ = 80592.

The previous prime is 103141. The next prime is 103171. The reversal of 103165 is 561301.

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 103165 - 2⁹ = 102653 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16 + ... + 454.

It is an arithmetic number, because the mean of its divisors is an integer number (15840).

2¹⁰³¹⁶⁵ is an apocalyptic number.

It is an amenable number.

103165 is a deficient number, since it is larger than the sum of its proper divisors (23555).

103165 is an equidigital number, since it uses as much as digits as its factorization.

103165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 103165 is about 321.1930883441. The cubic root of 103165 is about 46.9004987195.

Adding to 103165 its reverse (561301), we get a palindrome (664466).

The spelling of 103165 in words is "one hundred three thousand, one hundred sixty-five".