34065641261 has 2 divisors, whose sum is σ = 34065641262. Its totient is φ = 34065641260.

The previous prime is 34065641257. The next prime is 34065641317. The reversal of 34065641261 is 16214656043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18935411236 + 15130230025 = 137606^2 + 123005^2 .

It is an emirp because it is prime and its reverse (16214656043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34065641261 - 2² = 34065641257 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34065641221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17032820630 + 17032820631.

It is an arithmetic number, because the mean of its divisors is an integer number (17032820631).

Almost surely, 2^34065641261 is an apocalyptic number.

It is an amenable number.

34065641261 is a deficient number, since it is larger than the sum of its proper divisors (1).

34065641261 is an equidigital number, since it uses as much as digits as its factorization.

34065641261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 34065641261 in words is "thirty-four billion, sixty-five million, six hundred forty-one thousand, two hundred sixty-one".