111255243 has 8 divisors (see below), whose sum is σ = 161825856. Its totient is φ = 67427400.

The previous prime is 111255229. The next prime is 111255253. The reversal of 111255243 is 342552111.

It is a happy number.

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

It is not a de Polignac number, because 111255243 - 2⁴ = 111255227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111255253) 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, 1685653 + ... + 1685718.

It is an arithmetic number, because the mean of its divisors is an integer number (20228232).

Almost surely, 2^111255243 is an apocalyptic number.

111255243 is a deficient number, since it is larger than the sum of its proper divisors (50570613).

111255243 is a wasteful number, since it uses less digits than its factorization.

111255243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371385.

The product of its digits is 1200, while the sum is 24.

The square root of 111255243 is about 10547.7600939726. The cubic root of 111255243 is about 480.9576411048.

The spelling of 111255243 in words is "one hundred eleven million, two hundred fifty-five thousand, two hundred forty-three".