2617713641 has 2 divisors, whose sum is σ = 2617713642. Its totient is φ = 2617713640.

The previous prime is 2617713607. The next prime is 2617713661. The reversal of 2617713641 is 1463177162.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2274908416 + 342805225 = 47696^2 + 18515^2 .

It is a cyclic number.

It is not a de Polignac number, because 2617713641 - 2³⁰ = 1543971817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2617713595 and 2617713604.

It is not a weakly prime, because it can be changed into another prime (2617713661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308856820 + 1308856821.

It is an arithmetic number, because the mean of its divisors is an integer number (1308856821).

Almost surely, 2^2617713641 is an apocalyptic number.

It is an amenable number.

2617713641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2617713641 is an equidigital number, since it uses as much as digits as its factorization.

2617713641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 2617713641 is about 51163.5968340773. The cubic root of 2617713641 is about 1378.1845554523.

The spelling of 2617713641 in words is "two billion, six hundred seventeen million, seven hundred thirteen thousand, six hundred forty-one".