111440414 has 8 divisors (see below), whose sum is σ = 167423328. Its totient is φ = 55632640.

The previous prime is 111440383. The next prime is 111440437. The reversal of 111440414 is 414044111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 42182 + ... + 44745.

It is an arithmetic number, because the mean of its divisors is an integer number (20927916).

Almost surely, 2^111440414 is an apocalyptic number.

111440414 is a deficient number, since it is larger than the sum of its proper divisors (55982914).

111440414 is an equidigital number, since it uses as much as digits as its factorization.

111440414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87570.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 111440414 is about 10556.5341850439. The cubic root of 111440414 is about 481.2243252958.

Adding to 111440414 its reverse (414044111), we get a palindrome (525484525).

The spelling of 111440414 in words is "one hundred eleven million, four hundred forty thousand, four hundred fourteen".