115533441 has 12 divisors (see below), whose sum is σ = 166982400. Its totient is φ = 76975800.

The previous prime is 115533437. The next prime is 115533443. The reversal of 115533441 is 144335511.

It is a happy number.

It is not a de Polignac number, because 115533441 - 2² = 115533437 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115533443) 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 11 ways as a sum of consecutive naturals, for example, 18916 + ... + 24266.

It is an arithmetic number, because the mean of its divisors is an integer number (13915200).

Almost surely, 2^115533441 is an apocalyptic number.

It is an amenable number.

115533441 is a deficient number, since it is larger than the sum of its proper divisors (51448959).

115533441 is a wasteful number, since it uses less digits than its factorization.

115533441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7756 (or 7753 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 115533441 is about 10748.6483336278. The cubic root of 115533441 is about 487.0451647274.

Adding to 115533441 its reverse (144335511), we get a palindrome (259868952).

It can be divided in two parts, 1155 and 33441, that added together give a square (34596 = 186²).

The spelling of 115533441 in words is "one hundred fifteen million, five hundred thirty-three thousand, four hundred forty-one".