2108747194 has 16 divisors (see below), whose sum is σ = 3178626048. Its totient is φ = 1049213952.

The previous prime is 2108747183. The next prime is 2108747231. The reversal of 2108747194 is 4917478012.

It is a self number, because there is not a number n which added to its sum of digits gives 2108747194.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 853549 + ... + 856015.

It is an arithmetic number, because the mean of its divisors is an integer number (198664128).

Almost surely, 2^2108747194 is an apocalyptic number.

2108747194 is a deficient number, since it is larger than the sum of its proper divisors (1069878854).

2108747194 is a wasteful number, since it uses less digits than its factorization.

2108747194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4389.

The product of its (nonzero) digits is 112896, while the sum is 43.

The square root of 2108747194 is about 45921.0974825297. The cubic root of 2108747194 is about 1282.3547138231.

The spelling of 2108747194 in words is "two billion, one hundred eight million, seven hundred forty-seven thousand, one hundred ninety-four".