115641276 has 48 divisors (see below), whose sum is σ = 292368384. Its totient is φ = 35433216.

The previous prime is 115641269. The next prime is 115641287. The reversal of 115641276 is 672146511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2181 + ... + 15363.

It is an arithmetic number, because the mean of its divisors is an integer number (6091008).

Almost surely, 2^115641276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115641276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146184192).

115641276 is an abundant number, since it is smaller than the sum of its proper divisors (176727108).

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

115641276 is a wasteful number, since it uses less digits than its factorization.

115641276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13250 (or 13248 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 115641276 is about 10753.6633757990. The cubic root of 115641276 is about 487.1966480932.

Adding to 115641276 its reverse (672146511), we get a palindrome (787787787).

The spelling of 115641276 in words is "one hundred fifteen million, six hundred forty-one thousand, two hundred seventy-six".