84127000519 has 2 divisors, whose sum is σ = 84127000520. Its totient is φ = 84127000518.

The previous prime is 84127000493. The next prime is 84127000523. The reversal of 84127000519 is 91500072148.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84127000519 - 2⁹ = 84127000007 is a prime.

It is a super-2 number, since 2×84127000519² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42063500259 + 42063500260.

It is an arithmetic number, because the mean of its divisors is an integer number (42063500260).

Almost surely, 2^84127000519 is an apocalyptic number.

84127000519 is a deficient number, since it is larger than the sum of its proper divisors (1).

84127000519 is an equidigital number, since it uses as much as digits as its factorization.

84127000519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 37.

The spelling of 84127000519 in words is "eighty-four billion, one hundred twenty-seven million, five hundred nineteen", and thus it is an aban number.