5202113413261 has 2 divisors, whose sum is σ = 5202113413262. Its totient is φ = 5202113413260.

The previous prime is 5202113413187. The next prime is 5202113413337. The reversal of 5202113413261 is 1623143112025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4445202973225 + 756910440036 = 2108365^2 + 870006^2 .

It is a cyclic number.

It is not a de Polignac number, because 5202113413261 - 2²³ = 5202105024653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5202113413961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2601056706630 + 2601056706631.

It is an arithmetic number, because the mean of its divisors is an integer number (2601056706631).

Almost surely, 2^{5202113413261} is an apocalyptic number.

It is an amenable number.

5202113413261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5202113413261 is an equidigital number, since it uses as much as digits as its factorization.

5202113413261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 5202113413261 its reverse (1623143112025), we get a palindrome (6825256525286).

The spelling of 5202113413261 in words is "five trillion, two hundred two billion, one hundred thirteen million, four hundred thirteen thousand, two hundred sixty-one".