5006000161 has 2 divisors, whose sum is σ = 5006000162. Its totient is φ = 5006000160.

The previous prime is 5006000147. The next prime is 5006000179. The reversal of 5006000161 is 1610006005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4699925136 + 306075025 = 68556^2 + 17495^2 .

It is a cyclic number.

It is not a de Polignac number, because 5006000161 - 2¹¹ = 5005998113 is a prime.

It is a super-3 number, since 3×5006000161³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (5006000861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2503000080 + 2503000081.

It is an arithmetic number, because the mean of its divisors is an integer number (2503000081).

Almost surely, 2^5006000161 is an apocalyptic number.

It is an amenable number.

5006000161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5006000161 is an equidigital number, since it uses as much as digits as its factorization.

5006000161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 5006000161 is about 70753.0929429944. The cubic root of 5006000161 is about 1710.6596819805.

Adding to 5006000161 its reverse (1610006005), we get a palindrome (6616006166).

The spelling of 5006000161 in words is "five billion, six million, one hundred sixty-one", and thus it is an aban number.