2001167017 has 2 divisors, whose sum is σ = 2001167018. Its totient is φ = 2001167016.

The previous prime is 2001167009. The next prime is 2001167107. The reversal of 2001167017 is 7107611002.

Together with next prime (2001167107) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1342782736 + 658384281 = 36644^2 + 25659^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001167017 - 2³ = 2001167009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2001166982 and 2001167000.

It is not a weakly prime, because it can be changed into another prime (2001167117) 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, 1000583508 + 1000583509.

It is an arithmetic number, because the mean of its divisors is an integer number (1000583509).

Almost surely, 2^2001167017 is an apocalyptic number.

It is an amenable number.

2001167017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001167017 is an equidigital number, since it uses as much as digits as its factorization.

2001167017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 2001167017 is about 44734.4052939122. The cubic root of 2001167017 is about 1260.1660604598.

Adding to 2001167017 its reverse (7107611002), we get a palindrome (9108778019).

The spelling of 2001167017 in words is "two billion, one million, one hundred sixty-seven thousand, seventeen".