420300142019 has 2 divisors, whose sum is σ = 420300142020.
Its totient is φ = 420300142018.
The previous prime is 420300142013. The next prime is 420300142021. The reversal of 420300142019 is 910241003024.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 420300142019 - 28 = 420300141763 is a prime.
It is a super-2 number, since 2×4203001420192 (a number of 24 digits) contains 22 as substring.
Together with 420300142021, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (420300142013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210150071009 + 210150071010.
It is an arithmetic number, because the mean of its divisors is an integer number (210150071010).
Almost surely, 2420300142019 is an apocalyptic number.
420300142019 is a deficient number, since it is larger than the sum of its proper divisors (1).
420300142019 is an equidigital number, since it uses as much as digits as its factorization.
420300142019 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1728, while the sum is 26.
The spelling of 420300142019 in words is "four hundred twenty billion, three hundred million, one hundred forty-two thousand, nineteen".