8607780113 has 2 divisors, whose sum is σ = 8607780114. Its totient is φ = 8607780112.

The previous prime is 8607780109. The next prime is 8607780133. The reversal of 8607780113 is 3110877068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4362866704 + 4244913409 = 66052^2 + 65153^2 .

It is a cyclic number.

It is not a de Polignac number, because 8607780113 - 2² = 8607780109 is a prime.

It is not a weakly prime, because it can be changed into another prime (8607780133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4303890056 + 4303890057.

It is an arithmetic number, because the mean of its divisors is an integer number (4303890057).

Almost surely, 2^8607780113 is an apocalyptic number.

It is an amenable number.

8607780113 is a deficient number, since it is larger than the sum of its proper divisors (1).

8607780113 is an equidigital number, since it uses as much as digits as its factorization.

8607780113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 41.

The square root of 8607780113 is about 92778.1230301627. The cubic root of 8607780113 is about 2049.4172535950.

The spelling of 8607780113 in words is "eight billion, six hundred seven million, seven hundred eighty thousand, one hundred thirteen".