606412005281 has 2 divisors, whose sum is σ = 606412005282. Its totient is φ = 606412005280.

The previous prime is 606412005263. The next prime is 606412005323. The reversal of 606412005281 is 182500214606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 472883152225 + 133528853056 = 687665^2 + 365416^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-606412005281 is a prime.

It is a super-2 number, since 2×606412005281² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (606412004281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303206002640 + 303206002641.

It is an arithmetic number, because the mean of its divisors is an integer number (303206002641).

Almost surely, 2^606412005281 is an apocalyptic number.

It is an amenable number.

606412005281 is a deficient number, since it is larger than the sum of its proper divisors (1).

606412005281 is an equidigital number, since it uses as much as digits as its factorization.

606412005281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 35.

Adding to 606412005281 its reverse (182500214606), we get a palindrome (788912219887).

The spelling of 606412005281 in words is "six hundred six billion, four hundred twelve million, five thousand, two hundred eighty-one".