198714111311 has 2 divisors, whose sum is σ = 198714111312. Its totient is φ = 198714111310.

The previous prime is 198714111301. The next prime is 198714111331. The reversal of 198714111311 is 113111417891.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (113111417891) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198714111311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198714111301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99357055655 + 99357055656.

It is an arithmetic number, because the mean of its divisors is an integer number (99357055656).

Almost surely, 2^198714111311 is an apocalyptic number.

198714111311 is a deficient number, since it is larger than the sum of its proper divisors (1).

198714111311 is an equidigital number, since it uses as much as digits as its factorization.

198714111311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 38.

The spelling of 198714111311 in words is "one hundred ninety-eight billion, seven hundred fourteen million, one hundred eleven thousand, three hundred eleven".