106503 has 8 divisors (see below), whose sum is σ = 143616. Its totient is φ = 70200.

The previous prime is 106501. The next prime is 106531. The reversal of 106503 is 305601.

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

It is not a de Polignac number, because 106503 - 2¹ = 106501 is a prime.

It is a super-2 number, since 2×106503² = 22685778018, which contains 22 as substring.

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 106503.

It is not an unprimeable number, because it can be changed into a prime (106501) 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, 258 + ... + 528.

It is an arithmetic number, because the mean of its divisors is an integer number (17952).

2¹⁰⁶⁵⁰³ is an apocalyptic number.

106503 is a deficient number, since it is larger than the sum of its proper divisors (37113).

106503 is a wasteful number, since it uses less digits than its factorization.

106503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 106503 is about 326.3479737948. The cubic root of 106503 is about 47.4009756070.

The spelling of 106503 in words is "one hundred six thousand, five hundred three".