130530530973 has 4 divisors (see below), whose sum is σ = 174040707968. Its totient is φ = 87020353980.

The previous prime is 130530530953. The next prime is 130530530981. The reversal of 130530530973 is 379035035031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 130530530973 - 2⁵ = 130530530941 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 (130530530903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21755088493 + ... + 21755088498.

It is an arithmetic number, because the mean of its divisors is an integer number (43510176992).

Almost surely, 2^130530530973 is an apocalyptic number.

It is an amenable number.

130530530973 is a deficient number, since it is larger than the sum of its proper divisors (43510176995).

130530530973 is an equidigital number, since it uses as much as digits as its factorization.

130530530973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43510176994.

The product of its (nonzero) digits is 127575, while the sum is 39.

The spelling of 130530530973 in words is "one hundred thirty billion, five hundred thirty million, five hundred thirty thousand, nine hundred seventy-three".