111393 has 6 divisors (see below), whose sum is σ = 160914. Its totient is φ = 74256.

The previous prime is 111373. The next prime is 111409. The reversal of 111393 is 393111.

111393 is nontrivially palindromic in base 11.

111393 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in only one way, i.e., 74529 + 36864 = 273^2 + 192^2 .

It is not a de Polignac number, because 111393 - 2⁹ = 110881 is a prime.

It is a nude number because it is divisible by every one of its digits.

111393 is an undulating number in base 11.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6180 + ... + 6197.

It is an arithmetic number, because the mean of its divisors is an integer number (26819).

2¹¹¹³⁹³ is an apocalyptic number.

It is an amenable number.

111393 is a deficient number, since it is larger than the sum of its proper divisors (49521).

111393 is a wasteful number, since it uses less digits than its factorization.

111393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12383 (or 12380 counting only the distinct ones).

The product of its digits is 81, while the sum is 18.

The square root of 111393 is about 333.7558988243. The cubic root of 111393 is about 48.1156067572.

The spelling of 111393 in words is "one hundred eleven thousand, three hundred ninety-three".