65125360213 has 2 divisors, whose sum is σ = 65125360214. Its totient is φ = 65125360212.

The previous prime is 65125360211. The next prime is 65125360219. The reversal of 65125360213 is 31206352156.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52057898244 + 13067461969 = 228162^2 + 114313^2 .

It is a cyclic number.

It is not a de Polignac number, because 65125360213 - 2¹ = 65125360211 is a prime.

Together with 65125360211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65125360211) 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, 32562680106 + 32562680107.

It is an arithmetic number, because the mean of its divisors is an integer number (32562680107).

Almost surely, 2^65125360213 is an apocalyptic number.

It is an amenable number.

65125360213 is a deficient number, since it is larger than the sum of its proper divisors (1).

65125360213 is an equidigital number, since it uses as much as digits as its factorization.

65125360213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 65125360213 in words is "sixty-five billion, one hundred twenty-five million, three hundred sixty thousand, two hundred thirteen".