5130632021 has 2 divisors, whose sum is σ = 5130632022. Its totient is φ = 5130632020.

The previous prime is 5130631991. The next prime is 5130632081. The reversal of 5130632021 is 1202360315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4030980100 + 1099651921 = 63490^2 + 33161^2 .

It is a cyclic number.

It is not a de Polignac number, because 5130632021 - 2¹⁸ = 5130369877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5130632081) 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, 2565316010 + 2565316011.

It is an arithmetic number, because the mean of its divisors is an integer number (2565316011).

Almost surely, 2^5130632021 is an apocalyptic number.

It is an amenable number.

5130632021 is a deficient number, since it is larger than the sum of its proper divisors (1).

5130632021 is an equidigital number, since it uses as much as digits as its factorization.

5130632021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 5130632021 is about 71628.4302564282. The cubic root of 5130632021 is about 1724.7399477473.

Adding to 5130632021 its reverse (1202360315), we get a palindrome (6332992336).

The spelling of 5130632021 in words is "five billion, one hundred thirty million, six hundred thirty-two thousand, twenty-one".