30243034505543 has 2 divisors, whose sum is σ = 30243034505544. Its totient is φ = 30243034505542.

The previous prime is 30243034505539. The next prime is 30243034505573. The reversal of 30243034505543 is 34550543034203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30243034505543 - 2² = 30243034505539 is a prime.

It is a super-2 number, since 2×30243034505543² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30243034505543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30243034505513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15121517252771 + 15121517252772.

It is an arithmetic number, because the mean of its divisors is an integer number (15121517252772).

Almost surely, 2^{30243034505543} is an apocalyptic number.

30243034505543 is a deficient number, since it is larger than the sum of its proper divisors (1).

30243034505543 is an equidigital number, since it uses as much as digits as its factorization.

30243034505543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296000, while the sum is 41.

Adding to 30243034505543 its reverse (34550543034203), we get a palindrome (64793577539746).

The spelling of 30243034505543 in words is "thirty trillion, two hundred forty-three billion, thirty-four million, five hundred five thousand, five hundred forty-three".