7120944641 has 2 divisors, whose sum is σ = 7120944642. Its totient is φ = 7120944640.

The previous prime is 7120944637. The next prime is 7120944661. The reversal of 7120944641 is 1464490217.

7120944641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7109862400 + 11082241 = 84320^2 + 3329^2 .

It is a cyclic number.

It is not a de Polignac number, because 7120944641 - 2² = 7120944637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7120944595 and 7120944604.

It is not a weakly prime, because it can be changed into another prime (7120944661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3560472320 + 3560472321.

It is an arithmetic number, because the mean of its divisors is an integer number (3560472321).

Almost surely, 2^7120944641 is an apocalyptic number.

It is an amenable number.

7120944641 is a deficient number, since it is larger than the sum of its proper divisors (1).

7120944641 is an equidigital number, since it uses as much as digits as its factorization.

7120944641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 7120944641 is about 84385.6897880203. The cubic root of 7120944641 is about 1923.8854190729.

The spelling of 7120944641 in words is "seven billion, one hundred twenty million, nine hundred forty-four thousand, six hundred forty-one".