1113301111 has 4 divisors (see below), whose sum is σ = 1198939672. Its totient is φ = 1027662552.

The previous prime is 1113301073. The next prime is 1113301139. The reversal of 1113301111 is 1111033111.

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

It is a cyclic number.

It is not a de Polignac number, because 1113301111 - 2⁷ = 1113300983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 85638547 = 1113301111 / (1 + 1 + 1 + 3 + 3 + 0 + 1 + 1 + 1 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113301091 and 1113301100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113301141) 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, 42819261 + ... + 42819286.

It is an arithmetic number, because the mean of its divisors is an integer number (299734918).

Almost surely, 2^1113301111 is an apocalyptic number.

1113301111 is a deficient number, since it is larger than the sum of its proper divisors (85638561).

1113301111 is an equidigital number, since it uses as much as digits as its factorization.

1113301111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85638560.

The product of its (nonzero) digits is 9, while the sum is 13.

The square root of 1113301111 is about 33366.1671607633. The cubic root of 1113301111 is about 1036.4242059466.

Adding to 1113301111 its reverse (1111033111), we get a palindrome (2224334222).

The spelling of 1113301111 in words is "one billion, one hundred thirteen million, three hundred one thousand, one hundred eleven".