103623 has 8 divisors (see below), whose sum is σ = 148848. Its totient is φ = 63744.

The previous prime is 103619. The next prime is 103643. The reversal of 103623 is 326301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103623 - 2² = 103619 is a prime.

It is a super-3 number, since 3×103623³ = 3338026183996101, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 103623.

It is not an unprimeable number, because it can be changed into a prime (103613) 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, 1290 + ... + 1367.

It is an arithmetic number, because the mean of its divisors is an integer number (18606).

2¹⁰³⁶²³ is an apocalyptic number.

103623 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

103623 is a deficient number, since it is larger than the sum of its proper divisors (45225).

103623 is a wasteful number, since it uses less digits than its factorization.

103623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2673.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 103623 is about 321.9052655674. The cubic root of 103623 is about 46.9698010319.

Adding to 103623 its reverse (326301), we get a palindrome (429924).

The spelling of 103623 in words is "one hundred three thousand, six hundred twenty-three".