115533255 has 32 divisors (see below), whose sum is σ = 193559040. Its totient is φ = 58734720.

The previous prime is 115533251. The next prime is 115533293. The reversal of 115533255 is 552335511.

It is not a de Polignac number, because 115533255 - 2² = 115533251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115533251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186336 + ... + 186954.

It is an arithmetic number, because the mean of its divisors is an integer number (6048720).

Almost surely, 2^115533255 is an apocalyptic number.

115533255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115533255 is a deficient number, since it is larger than the sum of its proper divisors (78025785).

115533255 is a wasteful number, since it uses less digits than its factorization.

115533255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191.

The product of its digits is 11250, while the sum is 30.

The square root of 115533255 is about 10748.6396813736. The cubic root of 115533255 is about 487.0449033588.

Adding to 115533255 its reverse (552335511), we get a palindrome (667868766).

The spelling of 115533255 in words is "one hundred fifteen million, five hundred thirty-three thousand, two hundred fifty-five".