19834873343 has 2 divisors, whose sum is σ = 19834873344. Its totient is φ = 19834873342.

The previous prime is 19834873337. The next prime is 19834873349. The reversal of 19834873343 is 34337843891.

It is a balanced prime because it is at equal distance from previous prime (19834873337) and next prime (19834873349).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19834873343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19834873349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9917436671 + 9917436672.

It is an arithmetic number, because the mean of its divisors is an integer number (9917436672).

Almost surely, 2^19834873343 is an apocalyptic number.

19834873343 is a deficient number, since it is larger than the sum of its proper divisors (1).

19834873343 is an equidigital number, since it uses as much as digits as its factorization.

19834873343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 53.

The spelling of 19834873343 in words is "nineteen billion, eight hundred thirty-four million, eight hundred seventy-three thousand, three hundred forty-three".