4000878683 has 2 divisors, whose sum is σ = 4000878684. Its totient is φ = 4000878682.

The previous prime is 4000878671. The next prime is 4000878689. The reversal of 4000878683 is 3868780004.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4000878683 - 2¹⁸ = 4000616539 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4000878689) 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, 2000439341 + 2000439342.

It is an arithmetic number, because the mean of its divisors is an integer number (2000439342).

Almost surely, 2^4000878683 is an apocalyptic number.

4000878683 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000878683 is an equidigital number, since it uses as much as digits as its factorization.

4000878683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 4000878683 is about 63252.4994209715. The cubic root of 4000878683 is about 1587.5172786513.

The spelling of 4000878683 in words is "four billion, eight hundred seventy-eight thousand, six hundred eighty-three".