130003 has 2 divisors, whose sum is σ = 130004.
Its totient is φ = 130002.
The previous prime is 129971. The next prime is 130021. The reversal of 130003 is 300031.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 130003 - 25 = 129971 is a prime.
It is not a weakly prime, because it can be changed into another prime (130043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65001 + 65002.
It is an arithmetic number, because the mean of its divisors is an integer number (65002).
2130003 is an apocalyptic number.
130003 is a deficient number, since it is larger than the sum of its proper divisors (1).
130003 is an equidigital number, since it uses as much as digits as its factorization.
130003 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 9, while the sum is 7.
The square root of 130003 is about 360.5592877739.
The cubic root of 130003 is about 50.6583598647.
Adding to 130003 its reverse (300031), we get a palindrome (430034).
The spelling of 130003 in words is "one hundred thirty thousand, three".