1113131415 has 64 divisors (see below), whose sum is σ = 2015539200. Its totient is φ = 519705600.

The previous prime is 1113131377. The next prime is 1113131417. The reversal of 1113131415 is 5141313111.

It is not a de Polignac number, because 1113131415 - 2⁶ = 1113131351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1113131391 and 1113131400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113131417) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 1375531 + ... + 1376339.

It is an arithmetic number, because the mean of its divisors is an integer number (31492800).

Almost surely, 2^1113131415 is an apocalyptic number.

1113131415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1113131415 is a deficient number, since it is larger than the sum of its proper divisors (902407785).

1113131415 is a wasteful number, since it uses less digits than its factorization.

1113131415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128.

The product of its digits is 180, while the sum is 21.

The square root of 1113131415 is about 33363.6241286824. The cubic root of 1113131415 is about 1036.3715439497.

Adding to 1113131415 its reverse (5141313111), we get a palindrome (6254444526).

The spelling of 1113131415 in words is "one billion, one hundred thirteen million, one hundred thirty-one thousand, four hundred fifteen".