30115030853 has 2 divisors, whose sum is σ = 30115030854. Its totient is φ = 30115030852.

The previous prime is 30115030823. The next prime is 30115030873. The reversal of 30115030853 is 35803051103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16895320324 + 13219710529 = 129982^2 + 114977^2 .

It is an emirp because it is prime and its reverse (35803051103) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30115030853 - 2⁸ = 30115030597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30115030823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15057515426 + 15057515427.

It is an arithmetic number, because the mean of its divisors is an integer number (15057515427).

Almost surely, 2^30115030853 is an apocalyptic number.

It is an amenable number.

30115030853 is a deficient number, since it is larger than the sum of its proper divisors (1).

30115030853 is an equidigital number, since it uses as much as digits as its factorization.

30115030853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 30115030853 its reverse (35803051103), we get a palindrome (65918081956).

The spelling of 30115030853 in words is "thirty billion, one hundred fifteen million, thirty thousand, eight hundred fifty-three".