2000556017 has 2 divisors, whose sum is σ = 2000556018. Its totient is φ = 2000556016.

The previous prime is 2000556007. The next prime is 2000556023. The reversal of 2000556017 is 7106550002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1580142001 + 420414016 = 39751^2 + 20504^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000556017 - 2⁴ = 2000556001 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000556007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000278008 + 1000278009.

It is an arithmetic number, because the mean of its divisors is an integer number (1000278009).

Almost surely, 2^2000556017 is an apocalyptic number.

It is an amenable number.

2000556017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000556017 is an equidigital number, since it uses as much as digits as its factorization.

2000556017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 2000556017 is about 44727.5755770420. The cubic root of 2000556017 is about 1260.0377953305.

The spelling of 2000556017 in words is "two billion, five hundred fifty-six thousand, seventeen".