115071647 has 2 divisors, whose sum is σ = 115071648. Its totient is φ = 115071646.

The previous prime is 115071631. The next prime is 115071673. The reversal of 115071647 is 746170511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115071647 - 2⁴ = 115071631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115071247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57535823 + 57535824.

It is an arithmetic number, because the mean of its divisors is an integer number (57535824).

Almost surely, 2^115071647 is an apocalyptic number.

115071647 is a deficient number, since it is larger than the sum of its proper divisors (1).

115071647 is an equidigital number, since it uses as much as digits as its factorization.

115071647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 115071647 is about 10727.1453332189. The cubic root of 115071647 is about 486.3953821027.

The spelling of 115071647 in words is "one hundred fifteen million, seventy-one thousand, six hundred forty-seven".