1113381116 has 12 divisors (see below), whose sum is σ = 1949928288. Its totient is φ = 556258752.

The previous prime is 1113381109. The next prime is 1113381121. The reversal of 1113381116 is 6111833111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102116 + ... + 112491.

It is an arithmetic number, because the mean of its divisors is an integer number (162494024).

Almost surely, 2^1113381116 is an apocalyptic number.

It is an amenable number.

1113381116 is a deficient number, since it is larger than the sum of its proper divisors (836547172).

1113381116 is a wasteful number, since it uses less digits than its factorization.

1113381116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215908 (or 215906 counting only the distinct ones).

The product of its digits is 432, while the sum is 26.

The square root of 1113381116 is about 33367.3660332967. The cubic root of 1113381116 is about 1036.4490321539.

The spelling of 1113381116 in words is "one billion, one hundred thirteen million, three hundred eighty-one thousand, one hundred sixteen".