34814708521 has 2 divisors, whose sum is σ = 34814708522. Its totient is φ = 34814708520.

The previous prime is 34814708519. The next prime is 34814708557. The reversal of 34814708521 is 12580741843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33736505625 + 1078202896 = 183675^2 + 32836^2 .

It is an emirp because it is prime and its reverse (12580741843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34814708521 - 2¹ = 34814708519 is a prime.

Together with 34814708519, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34814708321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17407354260 + 17407354261.

It is an arithmetic number, because the mean of its divisors is an integer number (17407354261).

Almost surely, 2^34814708521 is an apocalyptic number.

It is an amenable number.

34814708521 is a deficient number, since it is larger than the sum of its proper divisors (1).

34814708521 is an equidigital number, since it uses as much as digits as its factorization.

34814708521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 34814708521 in words is "thirty-four billion, eight hundred fourteen million, seven hundred eight thousand, five hundred twenty-one".