115628447 has 6 divisors (see below), whose sum is σ = 127095864. Its totient is φ = 105116660.

The previous prime is 115628431. The next prime is 115628449. The reversal of 115628447 is 744826511.

It is not a de Polignac number, because 115628447 - 2⁴ = 115628431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115628447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115628449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 477683 + ... + 477924.

It is an arithmetic number, because the mean of its divisors is an integer number (21182644).

Almost surely, 2^115628447 is an apocalyptic number.

115628447 is a deficient number, since it is larger than the sum of its proper divisors (11467417).

115628447 is an equidigital number, since it uses as much as digits as its factorization.

115628447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955629 (or 955618 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 115628447 is about 10753.0668648530. The cubic root of 115628447 is about 487.1786312363.

The spelling of 115628447 in words is "one hundred fifteen million, six hundred twenty-eight thousand, four hundred forty-seven".