111332313 has 10 divisors (see below), whose sum is σ = 166311354. Its totient is φ = 74221488.

The previous prime is 111332281. The next prime is 111332321. The reversal of 111332313 is 313233111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 109558089 + 1774224 = 10467^2 + 1332^2 .

It is not a de Polignac number, because 111332313 - 2⁵ = 111332281 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111332513) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 687156 + ... + 687317.

Almost surely, 2^111332313 is an apocalyptic number.

It is an amenable number.

111332313 is a deficient number, since it is larger than the sum of its proper divisors (54979041).

111332313 is an equidigital number, since it uses as much as digits as its factorization.

111332313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374485 (or 1374476 counting only the distinct ones).

The product of its digits is 162, while the sum is 18.

The square root of 111332313 is about 10551.4128437854. The cubic root of 111332313 is about 481.0686736232.

Adding to 111332313 its reverse (313233111), we get a palindrome (424565424).

The spelling of 111332313 in words is "one hundred eleven million, three hundred thirty-two thousand, three hundred thirteen".