1113112311 has 8 divisors (see below), whose sum is σ = 1488985344. Its totient is φ = 739657080.

The previous prime is 1113112309. The next prime is 1113112313. The reversal of 1113112311 is 1132113111.

It is an interprime number because it is at equal distance from previous prime (1113112309) and next prime (1113112313).

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

It is not a de Polignac number, because 1113112311 - 2¹ = 1113112309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113112313) 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, 603375 + ... + 605216.

It is an arithmetic number, because the mean of its divisors is an integer number (186123168).

Almost surely, 2^1113112311 is an apocalyptic number.

1113112311 is a deficient number, since it is larger than the sum of its proper divisors (375873033).

1113112311 is a wasteful number, since it uses less digits than its factorization.

1113112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208901.

The product of its digits is 18, while the sum is 15.

The square root of 1113112311 is about 33363.3378276215. The cubic root of 1113112311 is about 1036.3656150435.

Adding to 1113112311 its reverse (1132113111), we get a palindrome (2245225422).

The spelling of 1113112311 in words is "one billion, one hundred thirteen million, one hundred twelve thousand, three hundred eleven".