606497261 has 2 divisors, whose sum is σ = 606497262. Its totient is φ = 606497260.

The previous prime is 606497257. The next prime is 606497279. The reversal of 606497261 is 162794606.

606497261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 484836361 + 121660900 = 22019^2 + 11030^2 .

It is a cyclic number.

It is not a de Polignac number, because 606497261 - 2² = 606497257 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (606497251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303248630 + 303248631.

It is an arithmetic number, because the mean of its divisors is an integer number (303248631).

Almost surely, 2^606497261 is an apocalyptic number.

It is an amenable number.

606497261 is a deficient number, since it is larger than the sum of its proper divisors (1).

606497261 is an equidigital number, since it uses as much as digits as its factorization.

606497261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 606497261 is about 24627.1651027884. The cubic root of 606497261 is about 846.4661873860.

The spelling of 606497261 in words is "six hundred six million, four hundred ninety-seven thousand, two hundred sixty-one".