115003 has 6 divisors (see below), whose sum is σ = 133836. Its totient is φ = 98532.

The previous prime is 115001. The next prime is 115013. The reversal of 115003 is 300511.

It is not a de Polignac number, because 115003 - 2¹ = 115001 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (115001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1125 + ... + 1222.

It is an arithmetic number, because the mean of its divisors is an integer number (22306).

2¹¹⁵⁰⁰³ is an apocalyptic number.

115003 is a deficient number, since it is larger than the sum of its proper divisors (18833).

115003 is an equidigital number, since it uses as much as digits as its factorization.

115003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361 (or 2354 counting only the distinct ones).

The product of its (nonzero) digits is 15, while the sum is 10.

The square root of 115003 is about 339.1209223861. The cubic root of 115003 is about 48.6298641720.

Adding to 115003 its reverse (300511), we get a palindrome (415514).

The spelling of 115003 in words is "one hundred fifteen thousand, three".