17830530919 has 2 divisors, whose sum is σ = 17830530920. Its totient is φ = 17830530918.

The previous prime is 17830530911. The next prime is 17830530929. The reversal of 17830530919 is 91903503871.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 17830530919 - 2³ = 17830530911 is a prime.

It is a super-2 number, since 2×17830530919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17830530911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8915265459 + 8915265460.

It is an arithmetic number, because the mean of its divisors is an integer number (8915265460).

Almost surely, 2^17830530919 is an apocalyptic number.

17830530919 is a deficient number, since it is larger than the sum of its proper divisors (1).

17830530919 is an equidigital number, since it uses as much as digits as its factorization.

17830530919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 46.

The spelling of 17830530919 in words is "seventeen billion, eight hundred thirty million, five hundred thirty thousand, nine hundred nineteen".