1113233013 has 24 divisors (see below), whose sum is σ = 1633079448. Its totient is φ = 730662912.

The previous prime is 1113232997. The next prime is 1113233027. The reversal of 1113233013 is 3103323111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 272349009 + 840884004 = 16503^2 + 28998^2 .

It is not a de Polignac number, because 1113233013 - 2⁴ = 1113232997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113233213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168745 + ... + 175217.

It is an arithmetic number, because the mean of its divisors is an integer number (68044977).

Almost surely, 2^1113233013 is an apocalyptic number.

It is an amenable number.

1113233013 is a deficient number, since it is larger than the sum of its proper divisors (519846435).

1113233013 is a wasteful number, since it uses less digits than its factorization.

1113233013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6773 (or 6770 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1113233013 is about 33365.1466803310. The cubic root of 1113233013 is about 1036.4030736420.

Adding to 1113233013 its reverse (3103323111), we get a palindrome (4216556124).

The spelling of 1113233013 in words is "one billion, one hundred thirteen million, two hundred thirty-three thousand, thirteen".