4154256563 has 2 divisors, whose sum is σ = 4154256564. Its totient is φ = 4154256562.

The previous prime is 4154256551. The next prime is 4154256643. The reversal of 4154256563 is 3656524514.

It is a happy number.

4154256563 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4154256563 - 2⁸ = 4154256307 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4154256563.

It is not a weakly prime, because it can be changed into another prime (4154256263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2077128281 + 2077128282.

It is an arithmetic number, because the mean of its divisors is an integer number (2077128282).

Almost surely, 2^4154256563 is an apocalyptic number.

4154256563 is a deficient number, since it is larger than the sum of its proper divisors (1).

4154256563 is an equidigital number, since it uses as much as digits as its factorization.

4154256563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 41.

The square root of 4154256563 is about 64453.5225026530. The cubic root of 4154256563 is about 1607.5498091789.

The spelling of 4154256563 in words is "four billion, one hundred fifty-four million, two hundred fifty-six thousand, five hundred sixty-three".