415800019 has 2 divisors, whose sum is σ = 415800020. Its totient is φ = 415800018.

The previous prime is 415800017. The next prime is 415800031. The reversal of 415800019 is 910008514.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 415800019 - 2¹ = 415800017 is a prime.

It is a super-2 number, since 2×415800019² = 345779311600800722, which contains 22 as substring.

Together with 415800017, 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 415800019.

It is not a weakly prime, because it can be changed into another prime (415800017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207900009 + 207900010.

It is an arithmetic number, because the mean of its divisors is an integer number (207900010).

Almost surely, 2^415800019 is an apocalyptic number.

415800019 is a deficient number, since it is larger than the sum of its proper divisors (1).

415800019 is an equidigital number, since it uses as much as digits as its factorization.

415800019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 415800019 is about 20391.1750274475. The cubic root of 415800019 is about 746.3825917874.

The spelling of 415800019 in words is "four hundred fifteen million, eight hundred thousand, nineteen".