105323503 has 4 divisors (see below), whose sum is σ = 105518728. Its totient is φ = 105128280.

The previous prime is 105323501. The next prime is 105323521. The reversal of 105323503 is 305323501.

It is a happy number.

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 105323503 - 2¹ = 105323501 is a prime.

It is a super-3 number, since 3×105323503³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105323501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96801 + ... + 97882.

It is an arithmetic number, because the mean of its divisors is an integer number (26379682).

Almost surely, 2^105323503 is an apocalyptic number.

105323503 is a deficient number, since it is larger than the sum of its proper divisors (195225).

105323503 is an equidigital number, since it uses as much as digits as its factorization.

105323503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195224.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 105323503 is about 10262.7239561434. The cubic root of 105323503 is about 472.2534054753.

The spelling of 105323503 in words is "one hundred five million, three hundred twenty-three thousand, five hundred three".