111313655 has 4 divisors (see below), whose sum is σ = 133576392. Its totient is φ = 89050920.

The previous prime is 111313651. The next prime is 111313661. The reversal of 111313655 is 556313111.

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

It is not a de Polignac number, because 111313655 - 2² = 111313651 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 (111313651) 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, 11131361 + ... + 11131370.

It is an arithmetic number, because the mean of its divisors is an integer number (33394098).

Almost surely, 2^111313655 is an apocalyptic number.

111313655 is a deficient number, since it is larger than the sum of its proper divisors (22262737).

111313655 is an equidigital number, since it uses as much as digits as its factorization.

111313655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22262736.

The product of its digits is 1350, while the sum is 26.

The square root of 111313655 is about 10550.5286597402. The cubic root of 111313655 is about 481.0417982847.

Adding to 111313655 its reverse (556313111), we get a palindrome (667626766).

The spelling of 111313655 in words is "one hundred eleven million, three hundred thirteen thousand, six hundred fifty-five".