30523347133 has 2 divisors, whose sum is σ = 30523347134. Its totient is φ = 30523347132.

The previous prime is 30523347103. The next prime is 30523347167. The reversal of 30523347133 is 33174332503.

It is an a-pointer prime, because the next prime (30523347167) can be obtained adding 30523347133 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30428615844 + 94731289 = 174438^2 + 9733^2 .

It is a cyclic number.

It is not a de Polignac number, because 30523347133 - 2²⁵ = 30489792701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30523347103) 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, 15261673566 + 15261673567.

It is an arithmetic number, because the mean of its divisors is an integer number (15261673567).

Almost surely, 2^30523347133 is an apocalyptic number.

It is an amenable number.

30523347133 is a deficient number, since it is larger than the sum of its proper divisors (1).

30523347133 is an equidigital number, since it uses as much as digits as its factorization.

30523347133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 34.

Adding to 30523347133 its reverse (33174332503), we get a palindrome (63697679636).

The spelling of 30523347133 in words is "thirty billion, five hundred twenty-three million, three hundred forty-seven thousand, one hundred thirty-three".