130403543 has 4 divisors (see below), whose sum is σ = 132541368. Its totient is φ = 128265720.

The previous prime is 130403513. The next prime is 130403561. The reversal of 130403543 is 345304031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345304031 = 8093 ⋅42667.

It is a cyclic number.

It is not a de Polignac number, because 130403543 - 2¹² = 130399447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130403513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068821 + ... + 1068942.

It is an arithmetic number, because the mean of its divisors is an integer number (33135342).

Almost surely, 2^130403543 is an apocalyptic number.

130403543 is a deficient number, since it is larger than the sum of its proper divisors (2137825).

130403543 is an equidigital number, since it uses as much as digits as its factorization.

130403543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2137824.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 130403543 is about 11419.4370701887. The cubic root of 130403543 is about 507.1033314771.

Adding to 130403543 its reverse (345304031), we get a palindrome (475707574).

The spelling of 130403543 in words is "one hundred thirty million, four hundred three thousand, five hundred forty-three".