419135879 has 2 divisors, whose sum is σ = 419135880. Its totient is φ = 419135878.

The previous prime is 419135837. The next prime is 419135881. The reversal of 419135879 is 978531914.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 419135879 - 2¹⁶ = 419070343 is a prime.

Together with 419135881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419125879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209567939 + 209567940.

It is an arithmetic number, because the mean of its divisors is an integer number (209567940).

Almost surely, 2^419135879 is an apocalyptic number.

419135879 is a deficient number, since it is larger than the sum of its proper divisors (1).

419135879 is an equidigital number, since it uses as much as digits as its factorization.

419135879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 47.

The square root of 419135879 is about 20472.8082831838. The cubic root of 419135879 is about 748.3732914953.

The spelling of 419135879 in words is "four hundred nineteen million, one hundred thirty-five thousand, eight hundred seventy-nine".