34238821571 has 2 divisors, whose sum is σ = 34238821572. Its totient is φ = 34238821570.

The previous prime is 34238821537. The next prime is 34238821597. The reversal of 34238821571 is 17512883243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34238821571 - 2³⁴ = 17058952387 is a prime.

It is not a weakly prime, because it can be changed into another prime (34238821501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17119410785 + 17119410786.

It is an arithmetic number, because the mean of its divisors is an integer number (17119410786).

Almost surely, 2^34238821571 is an apocalyptic number.

34238821571 is a deficient number, since it is larger than the sum of its proper divisors (1).

34238821571 is an equidigital number, since it uses as much as digits as its factorization.

34238821571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 44.

The spelling of 34238821571 in words is "thirty-four billion, two hundred thirty-eight million, eight hundred twenty-one thousand, five hundred seventy-one".