19848094403 has 2 divisors, whose sum is σ = 19848094404. Its totient is φ = 19848094402.

The previous prime is 19848094397. The next prime is 19848094423. The reversal of 19848094403 is 30449084891.

It is a weak prime.

It is an emirp because it is prime and its reverse (30449084891) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19848094403 - 2¹⁰ = 19848093379 is a prime.

It is not a weakly prime, because it can be changed into another prime (19848094423) 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, 9924047201 + 9924047202.

It is an arithmetic number, because the mean of its divisors is an integer number (9924047202).

Almost surely, 2^19848094403 is an apocalyptic number.

19848094403 is a deficient number, since it is larger than the sum of its proper divisors (1).

19848094403 is an equidigital number, since it uses as much as digits as its factorization.

19848094403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 19848094403 in words is "nineteen billion, eight hundred forty-eight million, ninety-four thousand, four hundred three".