2000671967 has 4 divisors (see below), whose sum is σ = 2286482256. Its totient is φ = 1714861680.

The previous prime is 2000671927. The next prime is 2000671993. The reversal of 2000671967 is 7691760002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7691760002 = 2 ⋅3845880001.

It is not a de Polignac number, because 2000671967 - 2⁶ = 2000671903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2000671967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000671927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142905134 + ... + 142905147.

It is an arithmetic number, because the mean of its divisors is an integer number (571620564).

Almost surely, 2^2000671967 is an apocalyptic number.

2000671967 is a deficient number, since it is larger than the sum of its proper divisors (285810289).

2000671967 is an equidigital number, since it uses as much as digits as its factorization.

2000671967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285810288.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 2000671967 is about 44728.8717385091. The cubic root of 2000671967 is about 1260.0621383229.

The spelling of 2000671967 in words is "two billion, six hundred seventy-one thousand, nine hundred sixty-seven".