115111065 has 16 divisors (see below), whose sum is σ = 187300800. Its totient is φ = 60351552.

The previous prime is 115110997. The next prime is 115111069. The reversal of 115111065 is 560111511.

It is a happy number.

It is not a de Polignac number, because 115111065 - 2⁷ = 115110937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115111069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64150 + ... + 65919.

It is an arithmetic number, because the mean of its divisors is an integer number (11706300).

Almost surely, 2^115111065 is an apocalyptic number.

115111065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115111065 is a deficient number, since it is larger than the sum of its proper divisors (72189735).

115111065 is a wasteful number, since it uses less digits than its factorization.

115111065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130136.

The product of its (nonzero) digits is 150, while the sum is 21.

The square root of 115111065 is about 10728.9824773834. The cubic root of 115111065 is about 486.4509143005.

Adding to 115111065 its reverse (560111511), we get a palindrome (675222576).

The spelling of 115111065 in words is "one hundred fifteen million, one hundred eleven thousand, sixty-five".