19214447383 has 2 divisors, whose sum is σ = 19214447384. Its totient is φ = 19214447382.

The previous prime is 19214447377. The next prime is 19214447423. The reversal of 19214447383 is 38374441291.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19214447383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19214447783) 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, 9607223691 + 9607223692.

It is an arithmetic number, because the mean of its divisors is an integer number (9607223692).

Almost surely, 2^19214447383 is an apocalyptic number.

19214447383 is a deficient number, since it is larger than the sum of its proper divisors (1).

19214447383 is an equidigital number, since it uses as much as digits as its factorization.

19214447383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 46.

The spelling of 19214447383 in words is "nineteen billion, two hundred fourteen million, four hundred forty-seven thousand, three hundred eighty-three".