419117873 has 2 divisors, whose sum is σ = 419117874. Its totient is φ = 419117872.

The previous prime is 419117869. The next prime is 419117911. The reversal of 419117873 is 378711914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418284304 + 833569 = 20452^2 + 913^2 .

It is a cyclic number.

It is not a de Polignac number, because 419117873 - 2² = 419117869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 419117873.

It is not a weakly prime, because it can be changed into another prime (419117843) 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, 209558936 + 209558937.

It is an arithmetic number, because the mean of its divisors is an integer number (209558937).

Almost surely, 2^419117873 is an apocalyptic number.

It is an amenable number.

419117873 is a deficient number, since it is larger than the sum of its proper divisors (1).

419117873 is an equidigital number, since it uses as much as digits as its factorization.

419117873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 41.

The square root of 419117873 is about 20472.3685244282. The cubic root of 419117873 is about 748.3625746823.

The spelling of 419117873 in words is "four hundred nineteen million, one hundred seventeen thousand, eight hundred seventy-three".