34234986217 has 2 divisors, whose sum is σ = 34234986218. Its totient is φ = 34234986216.

The previous prime is 34234986211. The next prime is 34234986251. The reversal of 34234986217 is 71268943243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29840489536 + 4394496681 = 172744^2 + 66291^2 .

It is a cyclic number.

It is not a de Polignac number, because 34234986217 - 2³¹ = 32087502569 is a prime.

It is not a weakly prime, because it can be changed into another prime (34234986211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17117493108 + 17117493109.

It is an arithmetic number, because the mean of its divisors is an integer number (17117493109).

Almost surely, 2^34234986217 is an apocalyptic number.

It is an amenable number.

34234986217 is a deficient number, since it is larger than the sum of its proper divisors (1).

34234986217 is an equidigital number, since it uses as much as digits as its factorization.

34234986217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 49.

The spelling of 34234986217 in words is "thirty-four billion, two hundred thirty-four million, nine hundred eighty-six thousand, two hundred seventeen".