52011043573 has 2 divisors, whose sum is σ = 52011043574. Its totient is φ = 52011043572.

The previous prime is 52011043559. The next prime is 52011043613. The reversal of 52011043573 is 37534011025.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49415956209 + 2595087364 = 222297^2 + 50942^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52011043573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52011041573) 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, 26005521786 + 26005521787.

It is an arithmetic number, because the mean of its divisors is an integer number (26005521787).

Almost surely, 2^52011043573 is an apocalyptic number.

It is an amenable number.

52011043573 is a deficient number, since it is larger than the sum of its proper divisors (1).

52011043573 is an equidigital number, since it uses as much as digits as its factorization.

52011043573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

Adding to 52011043573 its reverse (37534011025), we get a palindrome (89545054598).

The spelling of 52011043573 in words is "fifty-two billion, eleven million, forty-three thousand, five hundred seventy-three".