419695519 has 2 divisors, whose sum is σ = 419695520. Its totient is φ = 419695518.

The previous prime is 419695517. The next prime is 419695537. The reversal of 419695519 is 915596914.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 419695519 - 2¹ = 419695517 is a prime.

It is a super-2 number, since 2×419695519² = 352288657337358722, which contains 22 as substring.

Together with 419695517, 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 (419695517) 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, 209847759 + 209847760.

It is an arithmetic number, because the mean of its divisors is an integer number (209847760).

Almost surely, 2^419695519 is an apocalyptic number.

419695519 is a deficient number, since it is larger than the sum of its proper divisors (1).

419695519 is an equidigital number, since it uses as much as digits as its factorization.

419695519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 437400, while the sum is 49.

The square root of 419695519 is about 20486.4716093328. The cubic root of 419695519 is about 748.7062251826.

The spelling of 419695519 in words is "four hundred nineteen million, six hundred ninety-five thousand, five hundred nineteen".