30653430517 has 2 divisors, whose sum is σ = 30653430518. Its totient is φ = 30653430516.

The previous prime is 30653430491. The next prime is 30653430539. The reversal of 30653430517 is 71503435603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26272843921 + 4380586596 = 162089^2 + 66186^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30653430517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30653430217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15326715258 + 15326715259.

It is an arithmetic number, because the mean of its divisors is an integer number (15326715259).

Almost surely, 2^30653430517 is an apocalyptic number.

It is an amenable number.

30653430517 is a deficient number, since it is larger than the sum of its proper divisors (1).

30653430517 is an equidigital number, since it uses as much as digits as its factorization.

30653430517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 37.

The spelling of 30653430517 in words is "thirty billion, six hundred fifty-three million, four hundred thirty thousand, five hundred seventeen".