4256908741 has 2 divisors, whose sum is σ = 4256908742. Its totient is φ = 4256908740.

The previous prime is 4256908739. The next prime is 4256908819. The reversal of 4256908741 is 1478096524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3466736641 + 790172100 = 58879^2 + 28110^2 .

It is a cyclic number.

It is not a de Polignac number, because 4256908741 - 2¹ = 4256908739 is a prime.

Together with 4256908739, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4256908691 and 4256908700.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4256908141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2128454370 + 2128454371.

It is an arithmetic number, because the mean of its divisors is an integer number (2128454371).

Almost surely, 2^4256908741 is an apocalyptic number.

It is an amenable number.

4256908741 is a deficient number, since it is larger than the sum of its proper divisors (1).

4256908741 is an equidigital number, since it uses as much as digits as its factorization.

4256908741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 4256908741 is about 65244.9901601648. The cubic root of 4256908741 is about 1620.6831367978.

The spelling of 4256908741 in words is "four billion, two hundred fifty-six million, nine hundred eight thousand, seven hundred forty-one".