111848311 has 2 divisors, whose sum is σ = 111848312. Its totient is φ = 111848310.

The previous prime is 111848291. The next prime is 111848323. The reversal of 111848311 is 113848111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111848311 - 2¹⁷ = 111717239 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111848311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111848381) 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 as a sum of consecutive naturals, namely, 55924155 + 55924156.

It is an arithmetic number, because the mean of its divisors is an integer number (55924156).

Almost surely, 2^111848311 is an apocalyptic number.

111848311 is a deficient number, since it is larger than the sum of its proper divisors (1).

111848311 is an equidigital number, since it uses as much as digits as its factorization.

111848311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 28.

The square root of 111848311 is about 10575.8361844348. The cubic root of 111848311 is about 481.8107401906.

The spelling of 111848311 in words is "one hundred eleven million, eight hundred forty-eight thousand, three hundred eleven".