4256371247 has 2 divisors, whose sum is σ = 4256371248. Its totient is φ = 4256371246.

The previous prime is 4256371219. The next prime is 4256371271. The reversal of 4256371247 is 7421736524.

4256371247 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4256371247 - 2¹² = 4256367151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4256370247) 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, 2128185623 + 2128185624.

It is an arithmetic number, because the mean of its divisors is an integer number (2128185624).

Almost surely, 2^4256371247 is an apocalyptic number.

4256371247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4256371247 is an equidigital number, since it uses as much as digits as its factorization.

4256371247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 41.

The square root of 4256371247 is about 65240.8709859088. The cubic root of 4256371247 is about 1620.6149226561.

The spelling of 4256371247 in words is "four billion, two hundred fifty-six million, three hundred seventy-one thousand, two hundred forty-seven".