130321003 has 8 divisors (see below), whose sum is σ = 134241536. Its totient is φ = 126441000.

The previous prime is 130320961. The next prime is 130321033. The reversal of 130321003 is 300123031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130321003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130321033) 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, 3543 + ... + 16528.

It is an arithmetic number, because the mean of its divisors is an integer number (16780192).

Almost surely, 2^130321003 is an apocalyptic number.

130321003 is a deficient number, since it is larger than the sum of its proper divisors (3920533).

130321003 is a wasteful number, since it uses less digits than its factorization.

130321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20265.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 130321003 is about 11415.8224846044. The cubic root of 130321003 is about 506.9963171475.

Adding to 130321003 its reverse (300123031), we get a palindrome (430444034).

The spelling of 130321003 in words is "one hundred thirty million, three hundred twenty-one thousand, three".