18972803483 has 2 divisors, whose sum is σ = 18972803484. Its totient is φ = 18972803482.

The previous prime is 18972803407. The next prime is 18972803497. The reversal of 18972803483 is 38430827981.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18972803483 - 2³⁰ = 17899061659 is a prime.

It is not a weakly prime, because it can be changed into another prime (18972803683) 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, 9486401741 + 9486401742.

It is an arithmetic number, because the mean of its divisors is an integer number (9486401742).

Almost surely, 2^18972803483 is an apocalyptic number.

18972803483 is a deficient number, since it is larger than the sum of its proper divisors (1).

18972803483 is an equidigital number, since it uses as much as digits as its factorization.

18972803483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 18972803483 in words is "eighteen billion, nine hundred seventy-two million, eight hundred three thousand, four hundred eighty-three".