606865361 has 2 divisors, whose sum is σ = 606865362. Its totient is φ = 606865360.

The previous prime is 606865333. The next prime is 606865403. The reversal of 606865361 is 163568606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 577488961 + 29376400 = 24031^2 + 5420^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-606865361 is a prime.

It is not a weakly prime, because it can be changed into another prime (606865261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303432680 + 303432681.

It is an arithmetic number, because the mean of its divisors is an integer number (303432681).

Almost surely, 2^606865361 is an apocalyptic number.

It is an amenable number.

606865361 is a deficient number, since it is larger than the sum of its proper divisors (1).

606865361 is an equidigital number, since it uses as much as digits as its factorization.

606865361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 606865361 is about 24634.6374237576. The cubic root of 606865361 is about 846.6374006838.

The spelling of 606865361 in words is "six hundred six million, eight hundred sixty-five thousand, three hundred sixty-one".