115228777 has 8 divisors (see below), whose sum is σ = 118378656. Its totient is φ = 112100352.

The previous prime is 115228769. The next prime is 115228793. The reversal of 115228777 is 777822511.

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

It is a cyclic number.

It is not a de Polignac number, because 115228777 - 2³ = 115228769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115228717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5838 + ... + 16264.

It is an arithmetic number, because the mean of its divisors is an integer number (14797332).

Almost surely, 2^115228777 is an apocalyptic number.

It is an amenable number.

115228777 is a deficient number, since it is larger than the sum of its proper divisors (3149879).

115228777 is a wasteful number, since it uses less digits than its factorization.

115228777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10727.

The product of its digits is 54880, while the sum is 40.

The square root of 115228777 is about 10734.4667776280. The cubic root of 115228777 is about 486.6166719039.

It can be divided in two parts, 1152 and 28777, that added together give a square (29929 = 173²).

The spelling of 115228777 in words is "one hundred fifteen million, two hundred twenty-eight thousand, seven hundred seventy-seven".