115411340 has 48 divisors (see below), whose sum is σ = 265676544. Its totient is φ = 41764800.

The previous prime is 115411327. The next prime is 115411363. The reversal of 115411340 is 43114511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48785 + ... + 51095.

It is an arithmetic number, because the mean of its divisors is an integer number (5534928).

Almost surely, 2^115411340 is an apocalyptic number.

115411340 is a gapful number since it is divisible by the number (10) 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 115411340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132838272).

115411340 is an abundant number, since it is smaller than the sum of its proper divisors (150265204).

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

115411340 is a wasteful number, since it uses less digits than its factorization.

115411340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2558 (or 2556 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 115411340 is about 10742.9670017179. The cubic root of 115411340 is about 486.8735270809.

Adding to 115411340 its reverse (43114511), we get a palindrome (158525851).

The spelling of 115411340 in words is "one hundred fifteen million, four hundred eleven thousand, three hundred forty".