19410434347 has 2 divisors, whose sum is σ = 19410434348. Its totient is φ = 19410434346.

The previous prime is 19410434339. The next prime is 19410434359. The reversal of 19410434347 is 74343401491.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19410434347 - 2³ = 19410434339 is a prime.

It is not a weakly prime, because it can be changed into another prime (19410434317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9705217173 + 9705217174.

It is an arithmetic number, because the mean of its divisors is an integer number (9705217174).

Almost surely, 2^19410434347 is an apocalyptic number.

19410434347 is a deficient number, since it is larger than the sum of its proper divisors (1).

19410434347 is an equidigital number, since it uses as much as digits as its factorization.

19410434347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 19410434347 in words is "nineteen billion, four hundred ten million, four hundred thirty-four thousand, three hundred forty-seven".