2004780163 has 2 divisors, whose sum is σ = 2004780164. Its totient is φ = 2004780162.

The previous prime is 2004780149. The next prime is 2004780187. The reversal of 2004780163 is 3610874002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2004780163 is a prime.

It is not a weakly prime, because it can be changed into another prime (2004780103) 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, 1002390081 + 1002390082.

It is an arithmetic number, because the mean of its divisors is an integer number (1002390082).

Almost surely, 2^2004780163 is an apocalyptic number.

2004780163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2004780163 is an equidigital number, since it uses as much as digits as its factorization.

2004780163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 2004780163 is about 44774.7715013712. The cubic root of 2004780163 is about 1260.9240225876.

The spelling of 2004780163 in words is "two billion, four million, seven hundred eighty thousand, one hundred sixty-three".