130540213 has 2 divisors, whose sum is σ = 130540214. Its totient is φ = 130540212.

The previous prime is 130540171. The next prime is 130540247. The reversal of 130540213 is 312045031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69105969 + 61434244 = 8313^2 + 7838^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130540213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130543213) 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 as a sum of consecutive naturals, namely, 65270106 + 65270107.

It is an arithmetic number, because the mean of its divisors is an integer number (65270107).

Almost surely, 2^130540213 is an apocalyptic number.

It is an amenable number.

130540213 is a deficient number, since it is larger than the sum of its proper divisors (1).

130540213 is an equidigital number, since it uses as much as digits as its factorization.

130540213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 130540213 is about 11425.4195984218. The cubic root of 130540213 is about 507.2804269065.

Adding to 130540213 its reverse (312045031), we get a palindrome (442585244).

The spelling of 130540213 in words is "one hundred thirty million, five hundred forty thousand, two hundred thirteen".