115555450 has 24 divisors (see below), whose sum is σ = 224280288. Its totient is φ = 44212080.

The previous prime is 115555441. The next prime is 115555457. The reversal of 115555450 is 54555511.

It is not an unprimeable number, because it can be changed into a prime (115555457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49092 + ... + 51391.

It is an arithmetic number, because the mean of its divisors is an integer number (9345012).

Almost surely, 2^115555450 is an apocalyptic number.

115555450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115555450 is a deficient number, since it is larger than the sum of its proper divisors (108724838).

115555450 is a wasteful number, since it uses less digits than its factorization.

115555450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100518 (or 100513 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 31.

The square root of 115555450 is about 10749.6720880220. The cubic root of 115555450 is about 487.0760899623.

The spelling of 115555450 in words is "one hundred fifteen million, five hundred fifty-five thousand, four hundred fifty".