5116326121 has 2 divisors, whose sum is σ = 5116326122. Its totient is φ = 5116326120.

The previous prime is 5116326113. The next prime is 5116326143. The reversal of 5116326121 is 1216236115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4790162521 + 326163600 = 69211^2 + 18060^2 .

It is a cyclic number.

It is not a de Polignac number, because 5116326121 - 2³ = 5116326113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5116326121.

It is not a weakly prime, because it can be changed into another prime (5116326151) 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, 2558163060 + 2558163061.

It is an arithmetic number, because the mean of its divisors is an integer number (2558163061).

Almost surely, 2^5116326121 is an apocalyptic number.

It is an amenable number.

5116326121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5116326121 is an equidigital number, since it uses as much as digits as its factorization.

5116326121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 5116326121 is about 71528.4986631203. The cubic root of 5116326121 is about 1723.1354069058.

It can be divided in two parts, 51163 and 26121, that added together give a square (77284 = 278²).

The spelling of 5116326121 in words is "five billion, one hundred sixteen million, three hundred twenty-six thousand, one hundred twenty-one".