111343355 has 4 divisors (see below), whose sum is σ = 133612032. Its totient is φ = 89074680.

The previous prime is 111343339. The next prime is 111343357. The reversal of 111343355 is 553343111.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 111343355 - 2⁴ = 111343339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111343357) 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, 11134331 + ... + 11134340.

It is an arithmetic number, because the mean of its divisors is an integer number (33403008).

Almost surely, 2^111343355 is an apocalyptic number.

111343355 is a deficient number, since it is larger than the sum of its proper divisors (22268677).

111343355 is an equidigital number, since it uses as much as digits as its factorization.

111343355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22268676.

The product of its digits is 2700, while the sum is 26.

The square root of 111343355 is about 10551.9360782749. The cubic root of 111343355 is about 481.0845773159.

Adding to 111343355 its reverse (553343111), we get a palindrome (664686466).

The spelling of 111343355 in words is "one hundred eleven million, three hundred forty-three thousand, three hundred fifty-five".