5255420771 has 2 divisors, whose sum is σ = 5255420772. Its totient is φ = 5255420770.

The previous prime is 5255420743. The next prime is 5255420773. The reversal of 5255420771 is 1770245525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5255420771 - 2¹⁸ = 5255158627 is a prime.

It is a Sophie Germain prime.

Together with 5255420773, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5255420773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627710385 + 2627710386.

It is an arithmetic number, because the mean of its divisors is an integer number (2627710386).

Almost surely, 2^5255420771 is an apocalyptic number.

5255420771 is a deficient number, since it is larger than the sum of its proper divisors (1).

5255420771 is an equidigital number, since it uses as much as digits as its factorization.

5255420771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98000, while the sum is 38.

The square root of 5255420771 is about 72494.2809537414. The cubic root of 5255420771 is about 1738.6112990442.

The spelling of 5255420771 in words is "five billion, two hundred fifty-five million, four hundred twenty thousand, seven hundred seventy-one".