30304433141 has 2 divisors, whose sum is σ = 30304433142. Its totient is φ = 30304433140.

The previous prime is 30304433123. The next prime is 30304433143. The reversal of 30304433141 is 14133440303.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22127752516 + 8176680625 = 148754^2 + 90425^2 .

It is an emirp because it is prime and its reverse (14133440303) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30304433141 is a prime.

Together with 30304433143, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30304433141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30304433143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15152216570 + 15152216571.

It is an arithmetic number, because the mean of its divisors is an integer number (15152216571).

Almost surely, 2^30304433141 is an apocalyptic number.

It is an amenable number.

30304433141 is a deficient number, since it is larger than the sum of its proper divisors (1).

30304433141 is an equidigital number, since it uses as much as digits as its factorization.

30304433141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 30304433141 its reverse (14133440303), we get a palindrome (44437873444).

The spelling of 30304433141 in words is "thirty billion, three hundred four million, four hundred thirty-three thousand, one hundred forty-one".