115277647 has 2 divisors, whose sum is σ = 115277648. Its totient is φ = 115277646.

The previous prime is 115277593. The next prime is 115277651. The reversal of 115277647 is 746772511.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115277647 - 2¹¹ = 115275599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115277677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57638823 + 57638824.

It is an arithmetic number, because the mean of its divisors is an integer number (57638824).

Almost surely, 2^115277647 is an apocalyptic number.

115277647 is a deficient number, since it is larger than the sum of its proper divisors (1).

115277647 is an equidigital number, since it uses as much as digits as its factorization.

115277647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82320, while the sum is 40.

The square root of 115277647 is about 10736.7428487414. The cubic root of 115277647 is about 486.6854556350.

The spelling of 115277647 in words is "one hundred fifteen million, two hundred seventy-seven thousand, six hundred forty-seven".