2108613773 has 4 divisors (see below), whose sum is σ = 2409844320. Its totient is φ = 1807383228.

The previous prime is 2108613763. The next prime is 2108613817. The reversal of 2108613773 is 3773168012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2108613773 - 2⁶ = 2108613709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2108613733) 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 3 ways as a sum of consecutive naturals, for example, 150615263 + ... + 150615276.

It is an arithmetic number, because the mean of its divisors is an integer number (602461080).

Almost surely, 2^2108613773 is an apocalyptic number.

It is an amenable number.

2108613773 is a deficient number, since it is larger than the sum of its proper divisors (301230547).

2108613773 is an equidigital number, since it uses as much as digits as its factorization.

2108613773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301230546.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 2108613773 is about 45919.6447394794. The cubic root of 2108613773 is about 1282.3276682773.

The spelling of 2108613773 in words is "two billion, one hundred eight million, six hundred thirteen thousand, seven hundred seventy-three".