103545 has 32 divisors (see below), whose sum is σ = 201600. Its totient is φ = 50112.

The previous prime is 103529. The next prime is 103549. The reversal of 103545 is 545301.

It is not a de Polignac number, because 103545 - 2⁴ = 103529 is a prime.

It is a super-3 number, since 3×103545³ = 3330493972810875, which contains 333 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 103545.

It is not an unprimeable number, because it can be changed into a prime (103549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1726 + ... + 1784.

It is an arithmetic number, because the mean of its divisors is an integer number (6300).

2¹⁰³⁵⁴⁵ is an apocalyptic number.

103545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103545 is a deficient number, since it is larger than the sum of its proper divisors (98055).

103545 is a wasteful number, since it uses less digits than its factorization.

103545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 103545 is about 321.7840891032. The cubic root of 103545 is about 46.9580129022.

Adding to 103545 its reverse (545301), we get a palindrome (648846).

The spelling of 103545 in words is "one hundred three thousand, five hundred forty-five".