5220113124949 has 2 divisors, whose sum is σ = 5220113124950. Its totient is φ = 5220113124948.

The previous prime is 5220113124901. The next prime is 5220113124983. The reversal of 5220113124949 is 9494213110225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5118340640625 + 101772484324 = 2262375^2 + 319018^2 .

It is a cyclic number.

It is not a de Polignac number, because 5220113124949 - 2¹¹ = 5220113122901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5220113134949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610056562474 + 2610056562475.

It is an arithmetic number, because the mean of its divisors is an integer number (2610056562475).

Almost surely, 2^{5220113124949} is an apocalyptic number.

It is an amenable number.

5220113124949 is a deficient number, since it is larger than the sum of its proper divisors (1).

5220113124949 is an equidigital number, since it uses as much as digits as its factorization.

5220113124949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 5220113124949 in words is "five trillion, two hundred twenty billion, one hundred thirteen million, one hundred twenty-four thousand, nine hundred forty-nine".