1113876786 has 64 divisors (see below), whose sum is σ = 2627435520. Its totient is φ = 311117760.

The previous prime is 1113876763. The next prime is 1113876791. The reversal of 1113876786 is 6876783111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34395 + ... + 58401.

It is an arithmetic number, because the mean of its divisors is an integer number (41053680).

Almost surely, 2^1113876786 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113876786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1313717760).

1113876786 is an abundant number, since it is smaller than the sum of its proper divisors (1513558734).

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

1113876786 is a wasteful number, since it uses less digits than its factorization.

1113876786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24079.

The product of its digits is 338688, while the sum is 48.

The square root of 1113876786 is about 33374.7926735133. The cubic root of 1113876786 is about 1036.6028161145.

The spelling of 1113876786 in words is "one billion, one hundred thirteen million, eight hundred seventy-six thousand, seven hundred eighty-six".