30748794113 has 2 divisors, whose sum is σ = 30748794114. Its totient is φ = 30748794112.

The previous prime is 30748794091. The next prime is 30748794137. The reversal of 30748794113 is 31149784703.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18239042704 + 12509751409 = 135052^2 + 111847^2 .

It is a cyclic number.

It is not a de Polignac number, because 30748794113 - 2¹⁸ = 30748531969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (30748794143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15374397056 + 15374397057.

It is an arithmetic number, because the mean of its divisors is an integer number (15374397057).

Almost surely, 2^30748794113 is an apocalyptic number.

It is an amenable number.

30748794113 is a deficient number, since it is larger than the sum of its proper divisors (1).

30748794113 is an equidigital number, since it uses as much as digits as its factorization.

30748794113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 30748794113 in words is "thirty billion, seven hundred forty-eight million, seven hundred ninety-four thousand, one hundred thirteen".