111241033 has 2 divisors, whose sum is σ = 111241034. Its totient is φ = 111241032.

The previous prime is 111241007. The next prime is 111241049. The reversal of 111241033 is 330142111.

It is an a-pointer prime, because the next prime (111241049) can be obtained adding 111241033 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82210489 + 29030544 = 9067^2 + 5388^2 .

It is a cyclic number.

It is not a de Polignac number, because 111241033 - 2⁵ = 111241001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111240998 and 111241016.

It is not a weakly prime, because it can be changed into another prime (111241073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55620516 + 55620517.

It is an arithmetic number, because the mean of its divisors is an integer number (55620517).

Almost surely, 2^111241033 is an apocalyptic number.

It is an amenable number.

111241033 is a deficient number, since it is larger than the sum of its proper divisors (1).

111241033 is an equidigital number, since it uses as much as digits as its factorization.

111241033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 111241033 is about 10547.0864697318. The cubic root of 111241033 is about 480.9371635708.

Adding to 111241033 its reverse (330142111), we get a palindrome (441383144).

The spelling of 111241033 in words is "one hundred eleven million, two hundred forty-one thousand, thirty-three".