130435545630521 has 2 divisors, whose sum is σ = 130435545630522. Its totient is φ = 130435545630520.

The previous prime is 130435545630463. The next prime is 130435545630527. The reversal of 130435545630521 is 125036545534031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129902185631296 + 533359999225 = 11397464^2 + 730315^2 .

It is an emirp because it is prime and its reverse (125036545534031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130435545630521 - 2¹⁰ = 130435545629497 is a prime.

It is not a weakly prime, because it can be changed into another prime (130435545630527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65217772815260 + 65217772815261.

It is an arithmetic number, because the mean of its divisors is an integer number (65217772815261).

Almost surely, 2^{130435545630521} is an apocalyptic number.

It is an amenable number.

130435545630521 is a deficient number, since it is larger than the sum of its proper divisors (1).

130435545630521 is an equidigital number, since it uses as much as digits as its factorization.

130435545630521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 130435545630521 in words is "one hundred thirty trillion, four hundred thirty-five billion, five hundred forty-five million, six hundred thirty thousand, five hundred twenty-one".