111501313 has 24 divisors (see below), whose sum is σ = 145347264. Its totient is φ = 84520800.

The previous prime is 111501293. The next prime is 111501323. The reversal of 111501313 is 313105111.

It is not a de Polignac number, because 111501313 - 2¹⁷ = 111370241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111501323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17148 + ... + 22738.

It is an arithmetic number, because the mean of its divisors is an integer number (6056136).

Almost surely, 2^111501313 is an apocalyptic number.

It is an amenable number.

111501313 is a deficient number, since it is larger than the sum of its proper divisors (33845951).

111501313 is a wasteful number, since it uses less digits than its factorization.

111501313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5653 (or 5646 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 111501313 is about 10559.4182131403. The cubic root of 111501313 is about 481.3119677780.

Adding to 111501313 its reverse (313105111), we get a palindrome (424606424).

The spelling of 111501313 in words is "one hundred eleven million, five hundred one thousand, three hundred thirteen".