2111173698 has 16 divisors (see below), whose sum is σ = 4302014976. Its totient is φ = 690446640.

The previous prime is 2111173693. The next prime is 2111173769. The reversal of 2111173698 is 8963711112.

It is not an unprimeable number, because it can be changed into a prime (2111173693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3319138 + ... + 3319773.

It is an arithmetic number, because the mean of its divisors is an integer number (268875936).

Almost surely, 2^2111173698 is an apocalyptic number.

2111173698 is an abundant number, since it is smaller than the sum of its proper divisors (2190841278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111173698 is a wasteful number, since it uses less digits than its factorization.

2111173698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6638969.

The product of its digits is 18144, while the sum is 39.

The square root of 2111173698 is about 45947.5102481081. The cubic root of 2111173698 is about 1282.8463874431.

The spelling of 2111173698 in words is "two billion, one hundred eleven million, one hundred seventy-three thousand, six hundred ninety-eight".