419879113 has 2 divisors, whose sum is σ = 419879114. Its totient is φ = 419879112.

The previous prime is 419879111. The next prime is 419879123. The reversal of 419879113 is 311978914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321413184 + 98465929 = 17928^2 + 9923^2 .

It is a cyclic number.

It is not a de Polignac number, because 419879113 - 2¹ = 419879111 is a prime.

Together with 419879111, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 419879113.

It is not a weakly prime, because it can be changed into another prime (419879111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209939556 + 209939557.

It is an arithmetic number, because the mean of its divisors is an integer number (209939557).

Almost surely, 2^419879113 is an apocalyptic number.

It is an amenable number.

419879113 is a deficient number, since it is larger than the sum of its proper divisors (1).

419879113 is an equidigital number, since it uses as much as digits as its factorization.

419879113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 43.

The square root of 419879113 is about 20490.9519788613. The cubic root of 419879113 is about 748.8153820403.

The spelling of 419879113 in words is "four hundred nineteen million, eight hundred seventy-nine thousand, one hundred thirteen".