34223343257 has 2 divisors, whose sum is σ = 34223343258. Its totient is φ = 34223343256.

The previous prime is 34223343247. The next prime is 34223343367. The reversal of 34223343257 is 75234332243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17833198681 + 16390144576 = 133541^2 + 128024^2 .

It is a cyclic number.

It is not a de Polignac number, because 34223343257 - 2¹⁴ = 34223326873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34223343257.

It is not a weakly prime, because it can be changed into another prime (34223343247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17111671628 + 17111671629.

It is an arithmetic number, because the mean of its divisors is an integer number (17111671629).

Almost surely, 2^34223343257 is an apocalyptic number.

It is an amenable number.

34223343257 is a deficient number, since it is larger than the sum of its proper divisors (1).

34223343257 is an equidigital number, since it uses as much as digits as its factorization.

34223343257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 38.

The spelling of 34223343257 in words is "thirty-four billion, two hundred twenty-three million, three hundred forty-three thousand, two hundred fifty-seven".