5215113422249 has 2 divisors, whose sum is σ = 5215113422250. Its totient is φ = 5215113422248.

The previous prime is 5215113422237. The next prime is 5215113422273. The reversal of 5215113422249 is 9422243115125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5203677258649 + 11436163600 = 2281157^2 + 106940^2 .

It is a cyclic number.

It is not a de Polignac number, because 5215113422249 - 2⁸ = 5215113421993 is a prime.

It is not a weakly prime, because it can be changed into another prime (5215113422279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2607556711124 + 2607556711125.

It is an arithmetic number, because the mean of its divisors is an integer number (2607556711125).

Almost surely, 2^{5215113422249} is an apocalyptic number.

It is an amenable number.

5215113422249 is a deficient number, since it is larger than the sum of its proper divisors (1).

5215113422249 is an equidigital number, since it uses as much as digits as its factorization.

5215113422249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 41.

The spelling of 5215113422249 in words is "five trillion, two hundred fifteen billion, one hundred thirteen million, four hundred twenty-two thousand, two hundred forty-nine".