1012116647 has 2 divisors, whose sum is σ = 1012116648. Its totient is φ = 1012116646.

The previous prime is 1012116631. The next prime is 1012116661. The reversal of 1012116647 is 7466112101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1012116647 - 2⁴ = 1012116631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012110647) 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, 506058323 + 506058324.

It is an arithmetic number, because the mean of its divisors is an integer number (506058324).

Almost surely, 2^1012116647 is an apocalyptic number.

1012116647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012116647 is an equidigital number, since it uses as much as digits as its factorization.

1012116647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1012116647 is about 31813.7807718605. The cubic root of 1012116647 is about 1004.0226786912.

Adding to 1012116647 its reverse (7466112101), we get a palindrome (8478228748).

The spelling of 1012116647 in words is "one billion, twelve million, one hundred sixteen thousand, six hundred forty-seven".