115204055 has 16 divisors (see below), whose sum is σ = 141994944. Its totient is φ = 89675520.

The previous prime is 115204039. The next prime is 115204057. The reversal of 115204055 is 550402511.

It is a happy number.

It is not a de Polignac number, because 115204055 - 2⁴ = 115204039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115204055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115204057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148649 + ... + 149421.

It is an arithmetic number, because the mean of its divisors is an integer number (8874684).

Almost surely, 2^115204055 is an apocalyptic number.

115204055 is a deficient number, since it is larger than the sum of its proper divisors (26790889).

115204055 is an equidigital number, since it uses as much as digits as its factorization.

115204055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 115204055 is about 10733.3151914961. The cubic root of 115204055 is about 486.5818686828.

Adding to 115204055 its reverse (550402511), we get a palindrome (665606566).

The spelling of 115204055 in words is "one hundred fifteen million, two hundred four thousand, fifty-five".