113049216 has 128 divisors (see below), whose sum is σ = 381398400. Its totient is φ = 32292864.

The previous prime is 113049197. The next prime is 113049239. The reversal of 113049216 is 612940311.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 113049216.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21856 + ... + 26528.

It is an arithmetic number, because the mean of its divisors is an integer number (2979675).

Almost surely, 2^113049216 is an apocalyptic number.

113049216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113049216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190699200).

113049216 is an abundant number, since it is smaller than the sum of its proper divisors (268349184).

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

113049216 is an equidigital number, since it uses as much as digits as its factorization.

113049216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4703 (or 4685 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 113049216 is about 10632.4604866418. The cubic root of 113049216 is about 483.5289910456.

Adding to 113049216 its reverse (612940311), we get a palindrome (725989527).

The spelling of 113049216 in words is "one hundred thirteen million, forty-nine thousand, two hundred sixteen".