1113123433040 has 20 divisors (see below), whose sum is σ = 2588011982004. Its totient is φ = 445249373184.

The previous prime is 1113123433039. The next prime is 1113123433049. The reversal of 1113123433040 is 403343213111.

It can be written as a sum of positive squares in 2 ways, for example, as 855802609216 + 257320823824 = 925096^2 + 507268^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113123433049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6957021377 + ... + 6957021536.

Almost surely, 2^{1113123433040} is an apocalyptic number.

1113123433040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113123433040 is an abundant number, since it is smaller than the sum of its proper divisors (1474888548964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113123433040 is a wasteful number, since it uses less digits than its factorization.

1113123433040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13914042926 (or 13914042920 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1113123433040 its reverse (403343213111), we get a palindrome (1516466646151).

The spelling of 1113123433040 in words is "one trillion, one hundred thirteen billion, one hundred twenty-three million, four hundred thirty-three thousand, forty".