6525512113 has 2 divisors, whose sum is σ = 6525512114. Its totient is φ = 6525512112.

The previous prime is 6525512099. The next prime is 6525512197. The reversal of 6525512113 is 3112155256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4098176289 + 2427335824 = 64017^2 + 49268^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6525512113 is a prime.

It is not a weakly prime, because it can be changed into another prime (6525542113) 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, 3262756056 + 3262756057.

It is an arithmetic number, because the mean of its divisors is an integer number (3262756057).

Almost surely, 2^6525512113 is an apocalyptic number.

It is an amenable number.

6525512113 is a deficient number, since it is larger than the sum of its proper divisors (1).

6525512113 is an equidigital number, since it uses as much as digits as its factorization.

6525512113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 31.

The square root of 6525512113 is about 80780.6419447135. The cubic root of 6525512113 is about 1868.6940382596.

Adding to 6525512113 its reverse (3112155256), we get a palindrome (9637667369).

The spelling of 6525512113 in words is "six billion, five hundred twenty-five million, five hundred twelve thousand, one hundred thirteen".