111351323 has 4 divisors (see below), whose sum is σ = 111593328. Its totient is φ = 111109320.

The previous prime is 111351313. The next prime is 111351347. The reversal of 111351323 is 323153111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323153111 = 1657 ⋅195023.

It is a cyclic number.

It is not a de Polignac number, because 111351323 - 2¹⁶ = 111285787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111351295 and 111351304.

It is not an unprimeable number, because it can be changed into a prime (111351313) 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 in 3 ways as a sum of consecutive naturals, for example, 120311 + ... + 121232.

It is an arithmetic number, because the mean of its divisors is an integer number (27898332).

Almost surely, 2^111351323 is an apocalyptic number.

111351323 is a deficient number, since it is larger than the sum of its proper divisors (242005).

111351323 is an equidigital number, since it uses as much as digits as its factorization.

111351323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242004.

The product of its digits is 270, while the sum is 20.

The square root of 111351323 is about 10552.3136325642. The cubic root of 111351323 is about 481.0960529011.

The spelling of 111351323 in words is "one hundred eleven million, three hundred fifty-one thousand, three hundred twenty-three".