111040340 has 12 divisors (see below), whose sum is σ = 233184756. Its totient is φ = 44416128.

The previous prime is 111040339. The next prime is 111040361. The reversal of 111040340 is 43040111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22905796 + 88134544 = 4786^2 + 9388^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2775989 + ... + 2776028.

It is an arithmetic number, because the mean of its divisors is an integer number (19432063).

Almost surely, 2^111040340 is an apocalyptic number.

111040340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111040340 is an abundant number, since it is smaller than the sum of its proper divisors (122144416).

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

111040340 is a wasteful number, since it uses less digits than its factorization.

111040340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5552026 (or 5552024 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 111040340 is about 10537.5680306226. The cubic root of 111040340 is about 480.6477654861.

Adding to 111040340 its reverse (43040111), we get a palindrome (154080451).

The spelling of 111040340 in words is "one hundred eleven million, forty thousand, three hundred forty".