711680617 has 2 divisors, whose sum is σ = 711680618. Its totient is φ = 711680616.

The previous prime is 711680581. The next prime is 711680621. The reversal of 711680617 is 716086117.

711680617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 545502736 + 166177881 = 23356^2 + 12891^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-711680617 is a prime.

It is a super-2 number, since 2×711680617² = 1012978601227001378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (711680117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355840308 + 355840309.

It is an arithmetic number, because the mean of its divisors is an integer number (355840309).

Almost surely, 2^711680617 is an apocalyptic number.

It is an amenable number.

711680617 is a deficient number, since it is larger than the sum of its proper divisors (1).

711680617 is an equidigital number, since it uses as much as digits as its factorization.

711680617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 37.

The square root of 711680617 is about 26677.3427649757. The cubic root of 711680617 is about 892.8154819492.

The spelling of 711680617 in words is "seven hundred eleven million, six hundred eighty thousand, six hundred seventeen".