115884961 has 2 divisors, whose sum is σ = 115884962. Its totient is φ = 115884960.

The previous prime is 115884947. The next prime is 115885001. The reversal of 115884961 is 169488511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69222400 + 46662561 = 8320^2 + 6831^2 .

It is a cyclic number.

It is not a de Polignac number, because 115884961 - 2⁹ = 115884449 is a prime.

It is not a weakly prime, because it can be changed into another prime (115884941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57942480 + 57942481.

It is an arithmetic number, because the mean of its divisors is an integer number (57942481).

Almost surely, 2^115884961 is an apocalyptic number.

It is an amenable number.

115884961 is a deficient number, since it is larger than the sum of its proper divisors (1).

115884961 is an equidigital number, since it uses as much as digits as its factorization.

115884961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 43.

The square root of 115884961 is about 10764.9877380330. The cubic root of 115884961 is about 487.5386229316.

The spelling of 115884961 in words is "one hundred fifteen million, eight hundred eighty-four thousand, nine hundred sixty-one".