4256041331 has 2 divisors, whose sum is σ = 4256041332. Its totient is φ = 4256041330.

The previous prime is 4256041327. The next prime is 4256041333. The reversal of 4256041331 is 1331406524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4256041331 - 2² = 4256041327 is a prime.

It is a super-2 number, since 2×4256041331² = 36227775622360503122, which contains 22 as substring.

Together with 4256041333, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4256041294 and 4256041303.

It is not a weakly prime, because it can be changed into another prime (4256041333) 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, 2128020665 + 2128020666.

It is an arithmetic number, because the mean of its divisors is an integer number (2128020666).

Almost surely, 2^4256041331 is an apocalyptic number.

4256041331 is a deficient number, since it is larger than the sum of its proper divisors (1).

4256041331 is an equidigital number, since it uses as much as digits as its factorization.

4256041331 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 29.

The square root of 4256041331 is about 65238.3424912068. The cubic root of 4256041331 is about 1620.5730496947.

Adding to 4256041331 its reverse (1331406524), we get a palindrome (5587447855).

The spelling of 4256041331 in words is "four billion, two hundred fifty-six million, forty-one thousand, three hundred thirty-one".