34504451893 has 2 divisors, whose sum is σ = 34504451894. Its totient is φ = 34504451892.

The previous prime is 34504451843. The next prime is 34504451963. The reversal of 34504451893 is 39815440543.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33045059089 + 1459392804 = 181783^2 + 38202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34504451893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34504451833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17252225946 + 17252225947.

It is an arithmetic number, because the mean of its divisors is an integer number (17252225947).

Almost surely, 2^34504451893 is an apocalyptic number.

It is an amenable number.

34504451893 is a deficient number, since it is larger than the sum of its proper divisors (1).

34504451893 is an equidigital number, since it uses as much as digits as its factorization.

34504451893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 34504451893 in words is "thirty-four billion, five hundred four million, four hundred fifty-one thousand, eight hundred ninety-three".