130028488409 has 2 divisors, whose sum is σ = 130028488410. Its totient is φ = 130028488408.

The previous prime is 130028488393. The next prime is 130028488417. The reversal of 130028488409 is 904884820031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128798443225 + 1230045184 = 358885^2 + 35072^2 .

It is a cyclic number.

It is not a de Polignac number, because 130028488409 - 2⁴ = 130028488393 is a prime.

It is not a weakly prime, because it can be changed into another prime (130028487409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65014244204 + 65014244205.

It is an arithmetic number, because the mean of its divisors is an integer number (65014244205).

Almost surely, 2^130028488409 is an apocalyptic number.

It is an amenable number.

130028488409 is a deficient number, since it is larger than the sum of its proper divisors (1).

130028488409 is an equidigital number, since it uses as much as digits as its factorization.

130028488409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442368, while the sum is 47.

The spelling of 130028488409 in words is "one hundred thirty billion, twenty-eight million, four hundred eighty-eight thousand, four hundred nine".