34431203393 has 2 divisors, whose sum is σ = 34431203394. Its totient is φ = 34431203392.

The previous prime is 34431203371. The next prime is 34431203447. The reversal of 34431203393 is 39330213443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22455621904 + 11975581489 = 149852^2 + 109433^2 .

It is an emirp because it is prime and its reverse (39330213443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34431203393 - 2⁸ = 34431203137 is a prime.

It is not a weakly prime, because it can be changed into another prime (34431203333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17215601696 + 17215601697.

It is an arithmetic number, because the mean of its divisors is an integer number (17215601697).

Almost surely, 2^34431203393 is an apocalyptic number.

It is an amenable number.

34431203393 is a deficient number, since it is larger than the sum of its proper divisors (1).

34431203393 is an equidigital number, since it uses as much as digits as its factorization.

34431203393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 35.

The spelling of 34431203393 in words is "thirty-four billion, four hundred thirty-one million, two hundred three thousand, three hundred ninety-three".