115725533 has 8 divisors (see below), whose sum is σ = 144281280. Its totient is φ = 90175680.

The previous prime is 115725521. The next prime is 115725551. The reversal of 115725533 is 335527511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115725533 - 2²⁰ = 114676957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115725533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115725503) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 751388 + ... + 751541.

It is an arithmetic number, because the mean of its divisors is an integer number (18035160).

Almost surely, 2^115725533 is an apocalyptic number.

It is an amenable number.

115725533 is a deficient number, since it is larger than the sum of its proper divisors (28555747).

115725533 is a wasteful number, since it uses less digits than its factorization.

115725533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502947.

The product of its digits is 15750, while the sum is 32.

The square root of 115725533 is about 10757.5802576602. The cubic root of 115725533 is about 487.3149442695.

The spelling of 115725533 in words is "one hundred fifteen million, seven hundred twenty-five thousand, five hundred thirty-three".