420162419 has 2 divisors, whose sum is σ = 420162420. Its totient is φ = 420162418.

The previous prime is 420162403. The next prime is 420162433. The reversal of 420162419 is 914261024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420162419 - 2⁴ = 420162403 is a prime.

It is a super-3 number, since 3×420162419³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 420162391 and 420162400.

It is not a weakly prime, because it can be changed into another prime (420162619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210081209 + 210081210.

It is an arithmetic number, because the mean of its divisors is an integer number (210081210).

Almost surely, 2^420162419 is an apocalyptic number.

420162419 is a deficient number, since it is larger than the sum of its proper divisors (1).

420162419 is an equidigital number, since it uses as much as digits as its factorization.

420162419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 420162419 is about 20497.8637667441. The cubic root of 420162419 is about 748.9837608177.

The spelling of 420162419 in words is "four hundred twenty million, one hundred sixty-two thousand, four hundred nineteen".