2106773871 has 8 divisors (see below), whose sum is σ = 2809247280. Its totient is φ = 1404408192.

The previous prime is 2106773813. The next prime is 2106773873. The reversal of 2106773871 is 1783776012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2106773871 - 2⁷ = 2106773743 is a prime.

It is a super-2 number, since 2×2106773871² = 8876992287056649282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106773873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50535 + ... + 82263.

It is an arithmetic number, because the mean of its divisors is an integer number (351155910).

Almost surely, 2^2106773871 is an apocalyptic number.

2106773871 is a deficient number, since it is larger than the sum of its proper divisors (702473409).

2106773871 is a wasteful number, since it uses less digits than its factorization.

2106773871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53865.

The product of its (nonzero) digits is 98784, while the sum is 42.

The square root of 2106773871 is about 45899.6064362212. The cubic root of 2106773871 is about 1281.9545884471.

The spelling of 2106773871 in words is "two billion, one hundred six million, seven hundred seventy-three thousand, eight hundred seventy-one".