113501216 has 48 divisors (see below), whose sum is σ = 228868416. Its totient is φ = 55393536.

The previous prime is 113501189. The next prime is 113501257. The reversal of 113501216 is 612105311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357890 + ... + 358206.

It is an arithmetic number, because the mean of its divisors is an integer number (4768092).

Almost surely, 2^113501216 is an apocalyptic number.

113501216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

113501216 is an abundant number, since it is smaller than the sum of its proper divisors (115367200).

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

113501216 is a wasteful number, since it uses less digits than its factorization.

113501216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561 (or 553 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 113501216 is about 10653.6949458861. The cubic root of 113501216 is about 484.1725587382.

Adding to 113501216 its reverse (612105311), we get a palindrome (725606527).

The spelling of 113501216 in words is "one hundred thirteen million, five hundred one thousand, two hundred sixteen".