115471547 has 2 divisors, whose sum is σ = 115471548. Its totient is φ = 115471546.

The previous prime is 115471519. The next prime is 115471553. The reversal of 115471547 is 745174511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115471547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (115471567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57735773 + 57735774.

It is an arithmetic number, because the mean of its divisors is an integer number (57735774).

Almost surely, 2^115471547 is an apocalyptic number.

115471547 is a deficient number, since it is larger than the sum of its proper divisors (1).

115471547 is an equidigital number, since it uses as much as digits as its factorization.

115471547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19600, while the sum is 35.

The square root of 115471547 is about 10745.7687952049. The cubic root of 115471547 is about 486.9581753157.

The spelling of 115471547 in words is "one hundred fifteen million, four hundred seventy-one thousand, five hundred forty-seven".