115529011 has 12 divisors (see below), whose sum is σ = 128866192. Its totient is φ = 102955104.

The previous prime is 115528969. The next prime is 115529137. The reversal of 115529011 is 110925511.

It is a happy number.

It is not a de Polignac number, because 115529011 - 2⁷ = 115528883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115529311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5650 + ... + 16216.

Almost surely, 2^115529011 is an apocalyptic number.

115529011 is a deficient number, since it is larger than the sum of its proper divisors (13337181).

115529011 is a wasteful number, since it uses less digits than its factorization.

115529011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10638 (or 10609 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 25.

The square root of 115529011 is about 10748.4422592299. The cubic root of 115529011 is about 487.0389395813.

The spelling of 115529011 in words is "one hundred fifteen million, five hundred twenty-nine thousand, eleven".