455666611 has 2 divisors, whose sum is σ = 455666612. Its totient is φ = 455666610.

The previous prime is 455666573. The next prime is 455666621. The reversal of 455666611 is 116666554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 455666611 - 2⁷ = 455666483 is a prime.

It is not a weakly prime, because it can be changed into another prime (455666621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227833305 + 227833306.

It is an arithmetic number, because the mean of its divisors is an integer number (227833306).

Almost surely, 2^455666611 is an apocalyptic number.

455666611 is a deficient number, since it is larger than the sum of its proper divisors (1).

455666611 is an equidigital number, since it uses as much as digits as its factorization.

455666611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 40.

The square root of 455666611 is about 21346.3488915552. The cubic root of 455666611 is about 769.5126004138.

The spelling of 455666611 in words is "four hundred fifty-five million, six hundred sixty-six thousand, six hundred eleven".