115011140 has 24 divisors (see below), whose sum is σ = 244240920. Its totient is φ = 45486848.

The previous prime is 115011131. The next prime is 115011157. The reversal of 115011140 is 41110511.

It can be written as a sum of positive squares in 4 ways, for example, as 264196 + 114746944 = 514^2 + 10712^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30527 + ... + 34086.

It is an arithmetic number, because the mean of its divisors is an integer number (10176705).

Almost surely, 2^115011140 is an apocalyptic number.

115011140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115011140 is an abundant number, since it is smaller than the sum of its proper divisors (129229780).

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

115011140 is a wasteful number, since it uses less digits than its factorization.

115011140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64711 (or 64709 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 14.

The square root of 115011140 is about 10724.3246873638. The cubic root of 115011140 is about 486.3101149785.

Adding to 115011140 its reverse (41110511), we get a palindrome (156121651).

The spelling of 115011140 in words is "one hundred fifteen million, eleven thousand, one hundred forty".