19247119704343 has 2 divisors, whose sum is σ = 19247119704344. Its totient is φ = 19247119704342.

The previous prime is 19247119704277. The next prime is 19247119704347. The reversal of 19247119704343 is 34340791174291.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19247119704343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19247119704347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9623559852171 + 9623559852172.

It is an arithmetic number, because the mean of its divisors is an integer number (9623559852172).

Almost surely, 2^{19247119704343} is an apocalyptic number.

19247119704343 is a deficient number, since it is larger than the sum of its proper divisors (1).

19247119704343 is an equidigital number, since it uses as much as digits as its factorization.

19247119704343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 19247119704343 in words is "nineteen trillion, two hundred forty-seven billion, one hundred nineteen million, seven hundred four thousand, three hundred forty-three".