2141188194 has 16 divisors (see below), whose sum is σ = 4290298560. Its totient is φ = 712409040.

The previous prime is 2141188171. The next prime is 2141188201. The reversal of 2141188194 is 4918811412.

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, 326574 + ... + 333065.

It is an arithmetic number, because the mean of its divisors is an integer number (268143660).

Almost surely, 2^2141188194 is an apocalyptic number.

2141188194 is an abundant number, since it is smaller than the sum of its proper divisors (2149110366).

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

2141188194 is a wasteful number, since it uses less digits than its factorization.

2141188194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660185.

The product of its digits is 18432, while the sum is 39.

The square root of 2141188194 is about 46272.9747692970. The cubic root of 2141188194 is about 1288.8971994405.

The spelling of 2141188194 in words is "two billion, one hundred forty-one million, one hundred eighty-eight thousand, one hundred ninety-four".