18847119283 has 2 divisors, whose sum is σ = 18847119284. Its totient is φ = 18847119282.

The previous prime is 18847119233. The next prime is 18847119353. The reversal of 18847119283 is 38291174881.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18847119283 - 2¹³ = 18847111091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 18847119283.

It is not a weakly prime, because it can be changed into another prime (18847119233) 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, 9423559641 + 9423559642.

It is an arithmetic number, because the mean of its divisors is an integer number (9423559642).

Almost surely, 2^18847119283 is an apocalyptic number.

18847119283 is a deficient number, since it is larger than the sum of its proper divisors (1).

18847119283 is an equidigital number, since it uses as much as digits as its factorization.

18847119283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 52.

The spelling of 18847119283 in words is "eighteen billion, eight hundred forty-seven million, one hundred nineteen thousand, two hundred eighty-three".