115553233 has 8 divisors (see below), whose sum is σ = 124027848. Its totient is φ = 107265024.

The previous prime is 115553209. The next prime is 115553237. The reversal of 115553233 is 332355511.

It can be written as a sum of positive squares in 4 ways, for example, as 29953729 + 85599504 = 5473^2 + 9252^2 .

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 115553233 - 2²¹ = 113456081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115553237) 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, 45316 + ... + 47797.

It is an arithmetic number, because the mean of its divisors is an integer number (15503481).

Almost surely, 2^115553233 is an apocalyptic number.

It is an amenable number.

115553233 is a deficient number, since it is larger than the sum of its proper divisors (8474615).

115553233 is an equidigital number, since it uses as much as digits as its factorization.

115553233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93203.

The product of its digits is 6750, while the sum is 28.

The square root of 115553233 is about 10749.5689681029. The cubic root of 115553233 is about 487.0729749943.

The spelling of 115553233 in words is "one hundred fifteen million, five hundred fifty-three thousand, two hundred thirty-three".