9134947 has 2 divisors, whose sum is σ = 9134948. Its totient is φ = 9134946.

The previous prime is 9134903. The next prime is 9134959. The reversal of 9134947 is 7494319.

9134947 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9134947 - 2¹⁵ = 9102179 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9134347) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4567473 + 4567474.

It is an arithmetic number, because the mean of its divisors is an integer number (4567474).

Almost surely, 2^9134947 is an apocalyptic number.

9134947 is a deficient number, since it is larger than the sum of its proper divisors (1).

9134947 is an equidigital number, since it uses as much as digits as its factorization.

9134947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The square root of 9134947 is about 3022.4074841093. The cubic root of 9134947 is about 209.0428626328.

The spelling of 9134947 in words is "nine million, one hundred thirty-four thousand, nine hundred forty-seven".