51530100445133 has 2 divisors, whose sum is σ = 51530100445134. Its totient is φ = 51530100445132.

The previous prime is 51530100445037. The next prime is 51530100445177. The reversal of 51530100445133 is 33154400103515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49257685897924 + 2272414547209 = 7018382^2 + 1507453^2 .

It is a cyclic number.

It is not a de Polignac number, because 51530100445133 - 2¹⁴ = 51530100428749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51530100445093 and 51530100445102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51530100435133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25765050222566 + 25765050222567.

It is an arithmetic number, because the mean of its divisors is an integer number (25765050222567).

Almost surely, 2^{51530100445133} is an apocalyptic number.

It is an amenable number.

51530100445133 is a deficient number, since it is larger than the sum of its proper divisors (1).

51530100445133 is an equidigital number, since it uses as much as digits as its factorization.

51530100445133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 51530100445133 its reverse (33154400103515), we get a palindrome (84684500548648).

The spelling of 51530100445133 in words is "fifty-one trillion, five hundred thirty billion, one hundred million, four hundred forty-five thousand, one hundred thirty-three".