111341543 has 8 divisors (see below), whose sum is σ = 114054912. Its totient is φ = 108642616.

The previous prime is 111341533. The next prime is 111341563. The reversal of 111341543 is 345143111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 111341543 - 2⁶ = 111341479 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 (111341513) 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, 12896 + ... + 19722.

It is an arithmetic number, because the mean of its divisors is an integer number (14256864).

Almost surely, 2^111341543 is an apocalyptic number.

111341543 is a deficient number, since it is larger than the sum of its proper divisors (2713369).

111341543 is an equidigital number, since it uses as much as digits as its factorization.

111341543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7221.

The product of its digits is 720, while the sum is 23.

The square root of 111341543 is about 10551.8502169051. The cubic root of 111341543 is about 481.0819675808.

Adding to 111341543 its reverse (345143111), we get a palindrome (456484654).

The spelling of 111341543 in words is "one hundred eleven million, three hundred forty-one thousand, five hundred forty-three".