7860512113 has 2 divisors, whose sum is σ = 7860512114. Its totient is φ = 7860512112.

The previous prime is 7860512111. The next prime is 7860512161. The reversal of 7860512113 is 3112150687.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4109194609 + 3751317504 = 64103^2 + 61248^2 .

It is a cyclic number.

It is not a de Polignac number, because 7860512113 - 2¹ = 7860512111 is a prime.

Together with 7860512111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (7860512111) 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, 3930256056 + 3930256057.

It is an arithmetic number, because the mean of its divisors is an integer number (3930256057).

Almost surely, 2^7860512113 is an apocalyptic number.

It is an amenable number.

7860512113 is a deficient number, since it is larger than the sum of its proper divisors (1).

7860512113 is an equidigital number, since it uses as much as digits as its factorization.

7860512113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 7860512113 is about 88659.5291719959. The cubic root of 7860512113 is about 1988.3077887157.

The spelling of 7860512113 in words is "seven billion, eight hundred sixty million, five hundred twelve thousand, one hundred thirteen".