5320512154109 has 2 divisors, whose sum is σ = 5320512154110. Its totient is φ = 5320512154108.

The previous prime is 5320512154049. The next prime is 5320512154117. The reversal of 5320512154109 is 9014512150235.

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., 4468666222084 + 851845932025 = 2113922^2 + 922955^2 .

It is a cyclic number.

It is not a de Polignac number, because 5320512154109 - 2²⁴ = 5320495376893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5320512154129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660256077054 + 2660256077055.

It is an arithmetic number, because the mean of its divisors is an integer number (2660256077055).

Almost surely, 2^{5320512154109} is an apocalyptic number.

It is an amenable number.

5320512154109 is a deficient number, since it is larger than the sum of its proper divisors (1).

5320512154109 is an equidigital number, since it uses as much as digits as its factorization.

5320512154109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 5320512154109 in words is "five trillion, three hundred twenty billion, five hundred twelve million, one hundred fifty-four thousand, one hundred nine".