419116669 has 2 divisors, whose sum is σ = 419116670. Its totient is φ = 419116668.

The previous prime is 419116667. The next prime is 419116673. The reversal of 419116669 is 966611914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323820025 + 95296644 = 17995^2 + 9762^2 .

It is a cyclic number.

It is not a de Polignac number, because 419116669 - 2¹ = 419116667 is a prime.

It is a super-2 number, since 2×419116669² = 351317564467311122, which contains 22 as substring.

Together with 419116667, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419116667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209558334 + 209558335.

It is an arithmetic number, because the mean of its divisors is an integer number (209558335).

Almost surely, 2^419116669 is an apocalyptic number.

It is an amenable number.

419116669 is a deficient number, since it is larger than the sum of its proper divisors (1).

419116669 is an equidigital number, since it uses as much as digits as its factorization.

419116669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 43.

The square root of 419116669 is about 20472.3391189185. The cubic root of 419116669 is about 748.3618580745.

The spelling of 419116669 in words is "four hundred nineteen million, one hundred sixteen thousand, six hundred sixty-nine".