8730091 has 2 divisors, whose sum is σ = 8730092. Its totient is φ = 8730090.

The previous prime is 8730083. The next prime is 8730103. The reversal of 8730091 is 1900378.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8730091 - 2³ = 8730083 is a prime.

It is a Chen prime.

8730091 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (8730691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4365045 + 4365046.

It is an arithmetic number, because the mean of its divisors is an integer number (4365046).

Almost surely, 2^8730091 is an apocalyptic number.

8730091 is a deficient number, since it is larger than the sum of its proper divisors (1).

8730091 is an equidigital number, since it uses as much as digits as its factorization.

8730091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 8730091 is about 2954.6727399155. The cubic root of 8730091 is about 205.9078593177.

The spelling of 8730091 in words is "eight million, seven hundred thirty thousand, ninety-one".