1113983165 has 4 divisors (see below), whose sum is σ = 1336779804. Its totient is φ = 891186528.

The previous prime is 1113983147. The next prime is 1113983197. The reversal of 1113983165 is 5613893111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 330766969 + 783216196 = 18187^2 + 27986^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113983165 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 111398312 + ... + 111398321.

It is an arithmetic number, because the mean of its divisors is an integer number (334194951).

Almost surely, 2^1113983165 is an apocalyptic number.

It is an amenable number.

1113983165 is a deficient number, since it is larger than the sum of its proper divisors (222796639).

1113983165 is an equidigital number, since it uses as much as digits as its factorization.

1113983165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222796638.

The product of its digits is 19440, while the sum is 38.

The square root of 1113983165 is about 33376.3863382482. The cubic root of 1113983165 is about 1036.6358147556.

The spelling of 1113983165 in words is "one billion, one hundred thirteen million, nine hundred eighty-three thousand, one hundred sixty-five".