30532643513 has 2 divisors, whose sum is σ = 30532643514. Its totient is φ = 30532643512.

The previous prime is 30532643483. The next prime is 30532643521. The reversal of 30532643513 is 31534623503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15601758649 + 14930884864 = 124907^2 + 122192^2 .

It is an emirp because it is prime and its reverse (31534623503) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30532643513 - 2⁸ = 30532643257 is a prime.

It is not a weakly prime, because it can be changed into another prime (30532643593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15266321756 + 15266321757.

It is an arithmetic number, because the mean of its divisors is an integer number (15266321757).

Almost surely, 2^30532643513 is an apocalyptic number.

It is an amenable number.

30532643513 is a deficient number, since it is larger than the sum of its proper divisors (1).

30532643513 is an equidigital number, since it uses as much as digits as its factorization.

30532643513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 35.

The spelling of 30532643513 in words is "thirty billion, five hundred thirty-two million, six hundred forty-three thousand, five hundred thirteen".