198714111371 has 4 divisors (see below), whose sum is σ = 201512901744. Its totient is φ = 195915321000.

The previous prime is 198714111359. The next prime is 198714111377. The reversal of 198714111371 is 173111417891.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 173111417891 = 2087 ⋅82947493.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198714111371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198714111377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1399395080 + ... + 1399395221.

It is an arithmetic number, because the mean of its divisors is an integer number (50378225436).

Almost surely, 2^198714111371 is an apocalyptic number.

198714111371 is a deficient number, since it is larger than the sum of its proper divisors (2798790373).

198714111371 is an equidigital number, since it uses as much as digits as its factorization.

198714111371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798790372.

The product of its digits is 42336, while the sum is 44.

The spelling of 198714111371 in words is "one hundred ninety-eight billion, seven hundred fourteen million, one hundred eleven thousand, three hundred seventy-one".