8045091 has 12 divisors (see below), whose sum is σ = 11648520. Its totient is φ = 5350560.

The previous prime is 8045077. The next prime is 8045099. The reversal of 8045091 is 1905408.

It is not a de Polignac number, because 8045091 - 2¹⁰ = 8044067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8045099) 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 in 11 ways as a sum of consecutive naturals, for example, 4336 + ... + 5906.

It is an arithmetic number, because the mean of its divisors is an integer number (970710).

Almost surely, 2^8045091 is an apocalyptic number.

8045091 is a deficient number, since it is larger than the sum of its proper divisors (3603429).

8045091 is a wasteful number, since it uses less digits than its factorization.

8045091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146 (or 2143 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 8045091 is about 2836.3869623167. The cubic root of 8045091 is about 200.3750545641.

The spelling of 8045091 in words is "eight million, forty-five thousand, ninety-one".