1113443311 has 8 divisors (see below), whose sum is σ = 1127131200. Its totient is φ = 1099781760.

The previous prime is 1113443293. The next prime is 1113443329. The reversal of 1113443311 is 1133443111.

It is an interprime number because it is at equal distance from previous prime (1113443293) and next prime (1113443329).

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 1113443311 - 2²³ = 1105054703 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 (1113443341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86451 + ... + 98491.

It is an arithmetic number, because the mean of its divisors is an integer number (140891400).

Almost surely, 2^1113443311 is an apocalyptic number.

1113443311 is a deficient number, since it is larger than the sum of its proper divisors (13687889).

1113443311 is a wasteful number, since it uses less digits than its factorization.

1113443311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13169.

The product of its digits is 432, while the sum is 22.

The square root of 1113443311 is about 33368.2979937545. The cubic root of 1113443311 is about 1036.4683309505.

Adding to 1113443311 its reverse (1133443111), we get a palindrome (2246886422).

It can be divided in two parts, 11134 and 43311, that added together give a palindrome (54445).

The spelling of 1113443311 in words is "one billion, one hundred thirteen million, four hundred forty-three thousand, three hundred eleven".