7051116641 has 2 divisors, whose sum is σ = 7051116642. Its totient is φ = 7051116640.

The previous prime is 7051116617. The next prime is 7051116689. The reversal of 7051116641 is 1466111507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5506233616 + 1544883025 = 74204^2 + 39305^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7051116641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7051116598 and 7051116607.

It is not a weakly prime, because it can be changed into another prime (7051116341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3525558320 + 3525558321.

It is an arithmetic number, because the mean of its divisors is an integer number (3525558321).

Almost surely, 2^7051116641 is an apocalyptic number.

It is an amenable number.

7051116641 is a deficient number, since it is larger than the sum of its proper divisors (1).

7051116641 is an equidigital number, since it uses as much as digits as its factorization.

7051116641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 7051116641 is about 83970.9273558414. The cubic root of 7051116641 is about 1917.5762095469.

The spelling of 7051116641 in words is "seven billion, fifty-one million, one hundred sixteen thousand, six hundred forty-one".