111494243 has 4 divisors (see below), whose sum is σ = 127422000. Its totient is φ = 95566488.

The previous prime is 111494239. The next prime is 111494291. The reversal of 111494243 is 342494111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342494111 = 337 ⋅1016303.

It is a cyclic number.

It is not a de Polignac number, because 111494243 - 2² = 111494239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111494543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7963868 + ... + 7963881.

It is an arithmetic number, because the mean of its divisors is an integer number (31855500).

Almost surely, 2^111494243 is an apocalyptic number.

111494243 is a deficient number, since it is larger than the sum of its proper divisors (15927757).

111494243 is an equidigital number, since it uses as much as digits as its factorization.

111494243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15927756.

The product of its digits is 3456, while the sum is 29.

The square root of 111494243 is about 10559.0834356018. The cubic root of 111494243 is about 481.3017946615.

The spelling of 111494243 in words is "one hundred eleven million, four hundred ninety-four thousand, two hundred forty-three".