34193016947 has 2 divisors, whose sum is σ = 34193016948. Its totient is φ = 34193016946.

The previous prime is 34193016937. The next prime is 34193017009. The reversal of 34193016947 is 74961039143.

It is a weak prime.

It is an emirp because it is prime and its reverse (74961039143) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34193016947 - 2⁴ = 34193016931 is a prime.

It is not a weakly prime, because it can be changed into another prime (34193016917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17096508473 + 17096508474.

It is an arithmetic number, because the mean of its divisors is an integer number (17096508474).

Almost surely, 2^34193016947 is an apocalyptic number.

34193016947 is a deficient number, since it is larger than the sum of its proper divisors (1).

34193016947 is an equidigital number, since it uses as much as digits as its factorization.

34193016947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 47.

The spelling of 34193016947 in words is "thirty-four billion, one hundred ninety-three million, sixteen thousand, nine hundred forty-seven".