115989268 has 6 divisors (see below), whose sum is σ = 202981226. Its totient is φ = 57994632.

The previous prime is 115989239. The next prime is 115989311. The reversal of 115989268 is 862989511.

It can be written as a sum of positive squares in only one way, i.e., 113592964 + 2396304 = 10658^2 + 1548^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14498655 + ... + 14498662.

Almost surely, 2^115989268 is an apocalyptic number.

It is an amenable number.

115989268 is a deficient number, since it is larger than the sum of its proper divisors (86991958).

115989268 is a wasteful number, since it uses less digits than its factorization.

115989268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28997321 (or 28997319 counting only the distinct ones).

The product of its digits is 311040, while the sum is 49.

The square root of 115989268 is about 10769.8313821526. The cubic root of 115989268 is about 487.6848554271.

The spelling of 115989268 in words is "one hundred fifteen million, nine hundred eighty-nine thousand, two hundred sixty-eight".