1630676419 has 2 divisors, whose sum is σ = 1630676420. Its totient is φ = 1630676418.

The previous prime is 1630676407. The next prime is 1630676447. The reversal of 1630676419 is 9146760361.

It is a weak prime.

It is an emirp because it is prime and its reverse (9146760361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1630676419 - 2¹¹ = 1630674371 is a prime.

It is a super-2 number, since 2×1630676419² = 5318211166965327122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1630676449) 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, 815338209 + 815338210.

It is an arithmetic number, because the mean of its divisors is an integer number (815338210).

Almost surely, 2^1630676419 is an apocalyptic number.

1630676419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1630676419 is an equidigital number, since it uses as much as digits as its factorization.

1630676419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 1630676419 is about 40381.6346746884. The cubic root of 1630676419 is about 1177.0346925412.

The spelling of 1630676419 in words is "one billion, six hundred thirty million, six hundred seventy-six thousand, four hundred nineteen".