34213838357 has 2 divisors, whose sum is σ = 34213838358. Its totient is φ = 34213838356.

The previous prime is 34213838353. The next prime is 34213838377. The reversal of 34213838357 is 75383831243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32109414481 + 2104423876 = 179191^2 + 45874^2 .

It is a cyclic number.

It is not a de Polignac number, because 34213838357 - 2² = 34213838353 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34213838353) 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, 17106919178 + 17106919179.

It is an arithmetic number, because the mean of its divisors is an integer number (17106919179).

Almost surely, 2^34213838357 is an apocalyptic number.

It is an amenable number.

34213838357 is a deficient number, since it is larger than the sum of its proper divisors (1).

34213838357 is an equidigital number, since it uses as much as digits as its factorization.

34213838357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 47.

The spelling of 34213838357 in words is "thirty-four billion, two hundred thirteen million, eight hundred thirty-eight thousand, three hundred fifty-seven".