113078028 has 96 divisors (see below), whose sum is σ = 318173184. Its totient is φ = 30558528.

The previous prime is 113077997. The next prime is 113078039. The reversal of 113078028 is 820870311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 113077986 and 113078004.

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, 206451 + ... + 206997.

It is an arithmetic number, because the mean of its divisors is an integer number (3314304).

Almost surely, 2^113078028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113078028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159086592).

113078028 is an abundant number, since it is smaller than the sum of its proper divisors (205095156).

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

113078028 is a wasteful number, since it uses less digits than its factorization.

113078028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 30.

The square root of 113078028 is about 10633.8153077811. The cubic root of 113078028 is about 483.5700653505.

The spelling of 113078028 in words is "one hundred thirteen million, seventy-eight thousand, twenty-eight".