30000017730013 has 2 divisors, whose sum is σ = 30000017730014. Its totient is φ = 30000017730012.

The previous prime is 30000017729999. The next prime is 30000017730061. The reversal of 30000017730013 is 31003771000003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17628351123769 + 12371666606244 = 4198613^2 + 3517338^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30000017730013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30000017730013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30000017733013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15000008865006 + 15000008865007.

It is an arithmetic number, because the mean of its divisors is an integer number (15000008865007).

Almost surely, 2^{30000017730013} is an apocalyptic number.

It is an amenable number.

30000017730013 is a deficient number, since it is larger than the sum of its proper divisors (1).

30000017730013 is an equidigital number, since it uses as much as digits as its factorization.

30000017730013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1323, while the sum is 25.

Adding to 30000017730013 its reverse (31003771000003), we get a palindrome (61003788730016).

The spelling of 30000017730013 in words is "thirty trillion, seventeen million, seven hundred thirty thousand, thirteen".