605120007091 has 2 divisors, whose sum is σ = 605120007092. Its totient is φ = 605120007090.

The previous prime is 605120007007. The next prime is 605120007097. The reversal of 605120007091 is 190700021506.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 605120007091 - 2³¹ = 602972523443 is a prime.

It is not a weakly prime, because it can be changed into another prime (605120007097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302560003545 + 302560003546.

It is an arithmetic number, because the mean of its divisors is an integer number (302560003546).

Almost surely, 2^605120007091 is an apocalyptic number.

605120007091 is a deficient number, since it is larger than the sum of its proper divisors (1).

605120007091 is an equidigital number, since it uses as much as digits as its factorization.

605120007091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 31.

Adding to 605120007091 its reverse (190700021506), we get a palindrome (795820028597).

The spelling of 605120007091 in words is "six hundred five billion, one hundred twenty million, seven thousand, ninety-one".