4378513163 has 2 divisors, whose sum is σ = 4378513164. Its totient is φ = 4378513162.

The previous prime is 4378513109. The next prime is 4378513241. The reversal of 4378513163 is 3613158734.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4378513163 - 2⁸ = 4378512907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4378513163.

It is not a weakly prime, because it can be changed into another prime (4378513103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2189256581 + 2189256582.

It is an arithmetic number, because the mean of its divisors is an integer number (2189256582).

Almost surely, 2^4378513163 is an apocalyptic number.

4378513163 is a deficient number, since it is larger than the sum of its proper divisors (1).

4378513163 is an equidigital number, since it uses as much as digits as its factorization.

4378513163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 41.

The square root of 4378513163 is about 66170.3344634134. The cubic root of 4378513163 is about 1635.9708204086.

The spelling of 4378513163 in words is "four billion, three hundred seventy-eight million, five hundred thirteen thousand, one hundred sixty-three".