2256270871 has 2 divisors, whose sum is σ = 2256270872. Its totient is φ = 2256270870.

The previous prime is 2256270853. The next prime is 2256270901. The reversal of 2256270871 is 1780726522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2256270871 - 2¹⁹ = 2255746583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2256270811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128135435 + 1128135436.

It is an arithmetic number, because the mean of its divisors is an integer number (1128135436).

Almost surely, 2^2256270871 is an apocalyptic number.

2256270871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2256270871 is an equidigital number, since it uses as much as digits as its factorization.

2256270871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 2256270871 is about 47500.2196942288. The cubic root of 2256270871 is about 1311.5869257723.

The spelling of 2256270871 in words is "two billion, two hundred fifty-six million, two hundred seventy thousand, eight hundred seventy-one".