6001999163 has 4 divisors (see below), whose sum is σ = 6002271168. Its totient is φ = 6001727160.

The previous prime is 6001999147. The next prime is 6001999183. The reversal of 6001999163 is 3619991006.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3619991006 = 2 ⋅1809995503.

It is a cyclic number.

It is not a de Polignac number, because 6001999163 - 2⁴ = 6001999147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6001999183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99668 + ... + 148113.

It is an arithmetic number, because the mean of its divisors is an integer number (1500567792).

Almost surely, 2^6001999163 is an apocalyptic number.

6001999163 is a deficient number, since it is larger than the sum of its proper divisors (272005).

6001999163 is a wasteful number, since it uses less digits than its factorization.

6001999163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272004.

The product of its (nonzero) digits is 78732, while the sum is 44.

The square root of 6001999163 is about 77472.5703910745. The cubic root of 6001999163 is about 1817.3223882135.

The spelling of 6001999163 in words is "six billion, one million, nine hundred ninety-nine thousand, one hundred sixty-three".