115528755 has 8 divisors (see below), whose sum is σ = 184846032. Its totient is φ = 61615328.

The previous prime is 115528739. The next prime is 115528757. The reversal of 115528755 is 557825511.

It is a happy number.

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 115528755 - 2⁴ = 115528739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115528757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3850944 + ... + 3850973.

It is an arithmetic number, because the mean of its divisors is an integer number (23105754).

Almost surely, 2^115528755 is an apocalyptic number.

115528755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115528755 is a deficient number, since it is larger than the sum of its proper divisors (69317277).

115528755 is an equidigital number, since it uses as much as digits as its factorization.

115528755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7701925.

The product of its digits is 70000, while the sum is 39.

The square root of 115528755 is about 10748.4303505210. The cubic root of 115528755 is about 487.0385798388.

The spelling of 115528755 in words is "one hundred fifteen million, five hundred twenty-eight thousand, seven hundred fifty-five".