2089771347 has 6 divisors (see below), whose sum is σ = 2786467372. Its totient is φ = 1393128112.

The previous prime is 2089771337. The next prime is 2089771351. The reversal of 2089771347 is 7431779802.

It is not a de Polignac number, because 2089771347 - 2¹¹ = 2089769299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2089771296 and 2089771305.

It is not an unprimeable number, because it can be changed into a prime (2089771337) 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 in 5 ways as a sum of consecutive naturals, for example, 65983 + ... + 92375.

Almost surely, 2^2089771347 is an apocalyptic number.

2089771347 is a deficient number, since it is larger than the sum of its proper divisors (696696025).

2089771347 is an frugal number, since it uses more digits than its factorization.

2089771347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52789 (or 26396 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 48.

The square root of 2089771347 is about 45714.0169641654. The cubic root of 2089771347 is about 1278.4966372917.

Multiplying 2089771347 by its sum of digits (48), we get a square (100309024656 = 316716²).

The spelling of 2089771347 in words is "two billion, eighty-nine million, seven hundred seventy-one thousand, three hundred forty-seven".