111320355 has 8 divisors (see below), whose sum is σ = 178112592. Its totient is φ = 59370848.

The previous prime is 111320351. The next prime is 111320381. The reversal of 111320355 is 553023111.

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 111320355 - 2² = 111320351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111320351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3710664 + ... + 3710693.

It is an arithmetic number, because the mean of its divisors is an integer number (22264074).

Almost surely, 2^111320355 is an apocalyptic number.

111320355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

111320355 is a deficient number, since it is larger than the sum of its proper divisors (66792237).

111320355 is an equidigital number, since it uses as much as digits as its factorization.

111320355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7421365.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 111320355 is about 10550.8461745966. The cubic root of 111320355 is about 481.0514494379.

Adding to 111320355 its reverse (553023111), we get a palindrome (664343466).

The spelling of 111320355 in words is "one hundred eleven million, three hundred twenty thousand, three hundred fifty-five".