8956147 has 2 divisors, whose sum is σ = 8956148. Its totient is φ = 8956146.

The previous prime is 8956139. The next prime is 8956217. The reversal of 8956147 is 7416598.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8956147 - 2³ = 8956139 is a prime.

It is not a weakly prime, because it can be changed into another prime (8956247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4478073 + 4478074.

It is an arithmetic number, because the mean of its divisors is an integer number (4478074).

Almost surely, 2^8956147 is an apocalyptic number.

8956147 is a deficient number, since it is larger than the sum of its proper divisors (1).

8956147 is an equidigital number, since it uses as much as digits as its factorization.

8956147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 40.

The square root of 8956147 is about 2992.6822417357. The cubic root of 8956147 is about 207.6699879606.

The spelling of 8956147 in words is "eight million, nine hundred fifty-six thousand, one hundred forty-seven".