5255971547 has 2 divisors, whose sum is σ = 5255971548. Its totient is φ = 5255971546.

The previous prime is 5255971543. The next prime is 5255971613. The reversal of 5255971547 is 7451795525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5255971547 - 2² = 5255971543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5255971495 and 5255971504.

It is not a weakly prime, because it can be changed into another prime (5255971543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627985773 + 2627985774.

It is an arithmetic number, because the mean of its divisors is an integer number (2627985774).

Almost surely, 2^5255971547 is an apocalyptic number.

5255971547 is a deficient number, since it is larger than the sum of its proper divisors (1).

5255971547 is an equidigital number, since it uses as much as digits as its factorization.

5255971547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2205000, while the sum is 50.

The square root of 5255971547 is about 72498.0796090490. The cubic root of 5255971547 is about 1738.6720332821.

The spelling of 5255971547 in words is "five billion, two hundred fifty-five million, nine hundred seventy-one thousand, five hundred forty-seven".