34450500247 has 2 divisors, whose sum is σ = 34450500248. Its totient is φ = 34450500246.

The previous prime is 34450500211. The next prime is 34450500263. The reversal of 34450500247 is 74200505443.

It is a strong prime.

It is an emirp because it is prime and its reverse (74200505443) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34450500247 is a prime.

It is a super-2 number, since 2×34450500247² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34450500947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17225250123 + 17225250124.

It is an arithmetic number, because the mean of its divisors is an integer number (17225250124).

Almost surely, 2^34450500247 is an apocalyptic number.

34450500247 is a deficient number, since it is larger than the sum of its proper divisors (1).

34450500247 is an equidigital number, since it uses as much as digits as its factorization.

34450500247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 34.

The spelling of 34450500247 in words is "thirty-four billion, four hundred fifty million, five hundred thousand, two hundred forty-seven".