111302343 has 20 divisors (see below), whose sum is σ = 168756280. Its totient is φ = 73090512.

The previous prime is 111302341. The next prime is 111302351. The reversal of 111302343 is 343203111.

It is not a de Polignac number, because 111302343 - 2¹ = 111302341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111302341) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4828 + ... + 15681.

It is an arithmetic number, because the mean of its divisors is an integer number (8437814).

Almost surely, 2^111302343 is an apocalyptic number.

111302343 is a deficient number, since it is larger than the sum of its proper divisors (57453937).

111302343 is an equidigital number, since it uses as much as digits as its factorization.

111302343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20588 (or 20579 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 111302343 is about 10549.9925592391. The cubic root of 111302343 is about 481.0255028022.

Adding to 111302343 its reverse (343203111), we get a palindrome (454505454).

The spelling of 111302343 in words is "one hundred eleven million, three hundred two thousand, three hundred forty-three".