111198864728363 has 2 divisors, whose sum is σ = 111198864728364. Its totient is φ = 111198864728362.

The previous prime is 111198864728267. The next prime is 111198864728407. The reversal of 111198864728363 is 363827468891111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111198864728363 - 2²⁶ = 111198797619499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111198864728293 and 111198864728302.

It is not a weakly prime, because it can be changed into another prime (111198864428363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55599432364181 + 55599432364182.

It is an arithmetic number, because the mean of its divisors is an integer number (55599432364182).

Almost surely, 2^{111198864728363} is an apocalyptic number.

111198864728363 is a deficient number, since it is larger than the sum of its proper divisors (1).

111198864728363 is an equidigital number, since it uses as much as digits as its factorization.

111198864728363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 83607552, while the sum is 68.

The spelling of 111198864728363 in words is "one hundred eleven trillion, one hundred ninety-eight billion, eight hundred sixty-four million, seven hundred twenty-eight thousand, three hundred sixty-three".