7116649 has 2 divisors, whose sum is σ = 7116650. Its totient is φ = 7116648.

The previous prime is 7116647. The next prime is 7116667. The reversal of 7116649 is 9466117.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6927424 + 189225 = 2632^2 + 435^2 .

It is a cyclic number.

It is not a de Polignac number, because 7116649 - 2¹ = 7116647 is a prime.

Together with 7116647, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (7116647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3558324 + 3558325.

It is an arithmetic number, because the mean of its divisors is an integer number (3558325).

Almost surely, 2^7116649 is an apocalyptic number.

It is an amenable number.

7116649 is a deficient number, since it is larger than the sum of its proper divisors (1).

7116649 is an equidigital number, since it uses as much as digits as its factorization.

7116649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 34.

The square root of 7116649 is about 2667.7048187534. The cubic root of 7116649 is about 192.3498486166.

The spelling of 7116649 in words is "seven million, one hundred sixteen thousand, six hundred forty-nine".