115243056 has 120 divisors (see below), whose sum is σ = 344742320. Its totient is φ = 35831808.

The previous prime is 115243043. The next prime is 115243057. The reversal of 115243056 is 650342511.

It is not an unprimeable number, because it can be changed into a prime (115243057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199440 + ... + 200016.

Almost surely, 2^115243056 is an apocalyptic number.

115243056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115243056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172371160).

115243056 is an abundant number, since it is smaller than the sum of its proper divisors (229499264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115243056 is a wasteful number, since it uses less digits than its factorization.

115243056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683 (or 674 counting only the distinct ones).

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

The square root of 115243056 is about 10735.1318575973. The cubic root of 115243056 is about 486.6367713752.

Adding to 115243056 its reverse (650342511), we get a palindrome (765585567).

The spelling of 115243056 in words is "one hundred fifteen million, two hundred forty-three thousand, fifty-six".