111241313 has 4 divisors (see below), whose sum is σ = 111317808. Its totient is φ = 111164820.

The previous prime is 111241297. The next prime is 111241327. The reversal of 111241313 is 313142111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 313142111 = 9829 ⋅31859.

It is a cyclic number.

It is not a de Polignac number, because 111241313 - 2⁴ = 111241297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111241291 and 111241300.

It is not an unprimeable number, because it can be changed into a prime (111241343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36023 + ... + 38988.

It is an arithmetic number, because the mean of its divisors is an integer number (27829452).

Almost surely, 2^111241313 is an apocalyptic number.

It is an amenable number.

111241313 is a deficient number, since it is larger than the sum of its proper divisors (76495).

111241313 is an equidigital number, since it uses as much as digits as its factorization.

111241313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76494.

The product of its digits is 72, while the sum is 17.

The square root of 111241313 is about 10547.0997435314. The cubic root of 111241313 is about 480.9375670858.

Adding to 111241313 its reverse (313142111), we get a palindrome (424383424).

The spelling of 111241313 in words is "one hundred eleven million, two hundred forty-one thousand, three hundred thirteen".