605719841 has 2 divisors, whose sum is σ = 605719842. Its totient is φ = 605719840.

The previous prime is 605719817. The next prime is 605719913. The reversal of 605719841 is 148917506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 452455441 + 153264400 = 21271^2 + 12380^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-605719841 is a prime.

It is not a weakly prime, because it can be changed into another prime (605719811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302859920 + 302859921.

It is an arithmetic number, because the mean of its divisors is an integer number (302859921).

Almost surely, 2^605719841 is an apocalyptic number.

It is an amenable number.

605719841 is a deficient number, since it is larger than the sum of its proper divisors (1).

605719841 is an equidigital number, since it uses as much as digits as its factorization.

605719841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 605719841 is about 24611.3762516443. The cubic root of 605719841 is about 846.1043604620.

The spelling of 605719841 in words is "six hundred five million, seven hundred nineteen thousand, eight hundred forty-one".