8908091 has 2 divisors, whose sum is σ = 8908092. Its totient is φ = 8908090.

The previous prime is 8908087. The next prime is 8908103. The reversal of 8908091 is 1908098.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8908091 - 2² = 8908087 is a prime.

It is equal to p₅₉₆₇₀₈ and since 8908091 and 596708 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (8908001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4454045 + 4454046.

It is an arithmetic number, because the mean of its divisors is an integer number (4454046).

Almost surely, 2^8908091 is an apocalyptic number.

8908091 is a deficient number, since it is larger than the sum of its proper divisors (1).

8908091 is an equidigital number, since it uses as much as digits as its factorization.

8908091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 8908091 is about 2984.6425246585. The cubic root of 8908091 is about 207.2978900090.

The spelling of 8908091 in words is "eight million, nine hundred eight thousand, ninety-one".