113003 has 4 divisors (see below), whose sum is σ = 123288. Its totient is φ = 102720.
The previous prime is 112997. The next prime is 113011. The reversal of 113003 is 300311.
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 113003 - 26 = 112939 is a prime.
It is not an unprimeable number, because it can be changed into a prime (113023) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 5126 + ... + 5147.
It is an arithmetic number, because the mean of its divisors is an integer number (30822).
2113003 is an apocalyptic number.
113003 is a deficient number, since it is larger than the sum of its proper divisors (10285).
113003 is a wasteful number, since it uses less digits than its factorization.
113003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10284.
The product of its (nonzero) digits is 9, while the sum is 8.
The square root of 113003 is about 336.1591884807. The cubic root of 113003 is about 48.3463091070.
Adding to 113003 its reverse (300311), we get a palindrome (413314).
It can be divided in two parts, 11 and 3003, that multiplied together give a palindrome (33033).
The spelling of 113003 in words is "one hundred thirteen thousand, three".
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