2195970118 has 4 divisors (see below), whose sum is σ = 3293955180. Its totient is φ = 1097985058.

The previous prime is 2195970113. The next prime is 2195970151. The reversal of 2195970118 is 8110795912.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2195970113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548992528 + ... + 548992531.

It is an arithmetic number, because the mean of its divisors is an integer number (823488795).

Almost surely, 2^2195970118 is an apocalyptic number.

2195970118 is a deficient number, since it is larger than the sum of its proper divisors (1097985062).

2195970118 is a wasteful number, since it uses less digits than its factorization.

2195970118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097985061.

The product of its (nonzero) digits is 45360, while the sum is 43.

The square root of 2195970118 is about 46861.1792211848. The cubic root of 2195970118 is about 1299.7968357067.

The spelling of 2195970118 in words is "two billion, one hundred ninety-five million, nine hundred seventy thousand, one hundred eighteen".