111340 has 24 divisors (see below), whose sum is σ = 246960. Its totient is φ = 42048.

The previous prime is 111337. The next prime is 111341. The reversal of 111340 is 43111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (111341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234 + ... + 526.

It is an arithmetic number, because the mean of its divisors is an integer number (10290).

2¹¹¹³⁴⁰ is an apocalyptic number.

111340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123480).

111340 is an abundant number, since it is smaller than the sum of its proper divisors (135620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111340 is a wasteful number, since it uses less digits than its factorization.

111340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 111340 is about 333.6764900319. The cubic root of 111340 is about 48.1079745251.

Adding to 111340 its reverse (43111), we get a palindrome (154451).

The spelling of 111340 in words is "one hundred eleven thousand, three hundred forty", and thus it is an iban number.