1113505436 has 12 divisors (see below), whose sum is σ = 1950162312. Its totient is φ = 556316208.

The previous prime is 1113505403. The next prime is 1113505439. The reversal of 1113505436 is 6345053111.

It is a junction number, because it is equal to n+sod(n) for n = 1113505399 and 1113505408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113505439) 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, 103355 + ... + 113618.

It is an arithmetic number, because the mean of its divisors is an integer number (162513526).

Almost surely, 2^1113505436 is an apocalyptic number.

It is an amenable number.

1113505436 is a deficient number, since it is larger than the sum of its proper divisors (836656876).

1113505436 is a wasteful number, since it uses less digits than its factorization.

1113505436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218260 (or 218258 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 1113505436 is about 33369.2288793133. The cubic root of 1113505436 is about 1036.4876073091.

Adding to 1113505436 its reverse (6345053111), we get a palindrome (7458558547).

The spelling of 1113505436 in words is "one billion, one hundred thirteen million, five hundred five thousand, four hundred thirty-six".