113051312 has 80 divisors (see below), whose sum is σ = 247484160. Its totient is φ = 49593600.

The previous prime is 113051293. The next prime is 113051321. The reversal of 113051312 is 213150311.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1037114 + ... + 1037222.

It is an arithmetic number, because the mean of its divisors is an integer number (3093552).

Almost surely, 2^113051312 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 113051312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123742080).

113051312 is an abundant number, since it is smaller than the sum of its proper divisors (134432848).

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

113051312 is a wasteful number, since it uses less digits than its factorization.

113051312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 113051312 is about 10632.5590522696. The cubic root of 113051312 is about 483.5319793326.

The spelling of 113051312 in words is "one hundred thirteen million, fifty-one thousand, three hundred twelve".