111403206163 has 4 divisors (see below), whose sum is σ = 111404257888. Its totient is φ = 111402154440.

The previous prime is 111403206133. The next prime is 111403206199. The reversal of 111403206163 is 361602304111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 111403206163 - 2³³ = 102813271571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111403206133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346608 + ... + 585613.

It is an arithmetic number, because the mean of its divisors is an integer number (27851064472).

Almost surely, 2^111403206163 is an apocalyptic number.

111403206163 is a deficient number, since it is larger than the sum of its proper divisors (1051725).

111403206163 is an equidigital number, since it uses as much as digits as its factorization.

111403206163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051724.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 111403206163 in words is "one hundred eleven billion, four hundred three million, two hundred six thousand, one hundred sixty-three".