113216115 has 32 divisors (see below), whose sum is σ = 187525440. Its totient is φ = 58281984.

The previous prime is 113216101. The next prime is 113216137. The reversal of 113216115 is 511612311.

It is a happy number.

It is not a de Polignac number, because 113216115 - 2⁵ = 113216083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113216091 and 113216100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75291 + ... + 76779.

It is an arithmetic number, because the mean of its divisors is an integer number (5860170).

Almost surely, 2^113216115 is an apocalyptic number.

113216115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113216115 is a deficient number, since it is larger than the sum of its proper divisors (74309325).

113216115 is a wasteful number, since it uses less digits than its factorization.

113216115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671.

The product of its digits is 180, while the sum is 21.

The square root of 113216115 is about 10640.3061516105. The cubic root of 113216115 is about 483.7668249929.

Adding to 113216115 its reverse (511612311), we get a palindrome (624828426).

The spelling of 113216115 in words is "one hundred thirteen million, two hundred sixteen thousand, one hundred fifteen".