5226535121513 has 2 divisors, whose sum is σ = 5226535121514. Its totient is φ = 5226535121512.

The previous prime is 5226535121447. The next prime is 5226535121579. The reversal of 5226535121513 is 3151215356225.

It is a balanced prime because it is at equal distance from previous prime (5226535121447) and next prime (5226535121579).

It can be written as a sum of positive squares in only one way, i.e., 5224319348329 + 2215773184 = 2285677^2 + 47072^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5226535121513 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5226535121413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2613267560756 + 2613267560757.

It is an arithmetic number, because the mean of its divisors is an integer number (2613267560757).

Almost surely, 2^{5226535121513} is an apocalyptic number.

It is an amenable number.

5226535121513 is a deficient number, since it is larger than the sum of its proper divisors (1).

5226535121513 is an equidigital number, since it uses as much as digits as its factorization.

5226535121513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270000, while the sum is 41.

The spelling of 5226535121513 in words is "five trillion, two hundred twenty-six billion, five hundred thirty-five million, one hundred twenty-one thousand, five hundred thirteen".