605091964171 has 2 divisors, whose sum is σ = 605091964172. Its totient is φ = 605091964170.

The previous prime is 605091964163. The next prime is 605091964181. The reversal of 605091964171 is 171469190506.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 605091964171 - 2³ = 605091964163 is a prime.

It is a super-2 number, since 2×605091964171² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (605091964151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302545982085 + 302545982086.

It is an arithmetic number, because the mean of its divisors is an integer number (302545982086).

Almost surely, 2^605091964171 is an apocalyptic number.

605091964171 is a deficient number, since it is larger than the sum of its proper divisors (1).

605091964171 is an equidigital number, since it uses as much as digits as its factorization.

605091964171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 605091964171 in words is "six hundred five billion, ninety-one million, nine hundred sixty-four thousand, one hundred seventy-one".