8994091 has 2 divisors, whose sum is σ = 8994092. Its totient is φ = 8994090.

The previous prime is 8994077. The next prime is 8994101. The reversal of 8994091 is 1904998.

8994091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8994091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8994191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4497045 + 4497046.

It is an arithmetic number, because the mean of its divisors is an integer number (4497046).

Almost surely, 2^8994091 is an apocalyptic number.

8994091 is a deficient number, since it is larger than the sum of its proper divisors (1).

8994091 is an equidigital number, since it uses as much as digits as its factorization.

8994091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 8994091 is about 2999.0150049641. The cubic root of 8994091 is about 207.9628493191.

The spelling of 8994091 in words is "eight million, nine hundred ninety-four thousand, ninety-one".