34038793593421 has 2 divisors, whose sum is σ = 34038793593422. Its totient is φ = 34038793593420.

The previous prime is 34038793593419. The next prime is 34038793593481. The reversal of 34038793593421 is 12439539783043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31787551422025 + 2251242171396 = 5638045^2 + 1500414^2 .

It is an emirp because it is prime and its reverse (12439539783043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34038793593421 - 2¹ = 34038793593419 is a prime.

Together with 34038793593419, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 34038793593421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34038793593401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17019396796710 + 17019396796711.

It is an arithmetic number, because the mean of its divisors is an integer number (17019396796711).

Almost surely, 2^{34038793593421} is an apocalyptic number.

It is an amenable number.

34038793593421 is a deficient number, since it is larger than the sum of its proper divisors (1).

34038793593421 is an equidigital number, since it uses as much as digits as its factorization.

34038793593421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58786560, while the sum is 61.

The spelling of 34038793593421 in words is "thirty-four trillion, thirty-eight billion, seven hundred ninety-three million, five hundred ninety-three thousand, four hundred twenty-one".