605840841017 has 2 divisors, whose sum is σ = 605840841018. Its totient is φ = 605840841016.

The previous prime is 605840840999. The next prime is 605840841049. The reversal of 605840841017 is 710148048506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411716005801 + 194124835216 = 641651^2 + 440596^2 .

It is a cyclic number.

It is not a de Polignac number, because 605840841017 - 2¹² = 605840836921 is a prime.

It is not a weakly prime, because it can be changed into another prime (605840841097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302920420508 + 302920420509.

It is an arithmetic number, because the mean of its divisors is an integer number (302920420509).

Almost surely, 2^605840841017 is an apocalyptic number.

It is an amenable number.

605840841017 is a deficient number, since it is larger than the sum of its proper divisors (1).

605840841017 is an equidigital number, since it uses as much as digits as its factorization.

605840841017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 605840841017 in words is "six hundred five billion, eight hundred forty million, eight hundred forty-one thousand, seventeen".