9126091 has 4 divisors (see below), whose sum is σ = 9828112. Its totient is φ = 8424072.

The previous prime is 9126083. The next prime is 9126107. The reversal of 9126091 is 1906219.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1906219 = 7 ⋅272317.

It is a cyclic number.

It is not a de Polignac number, because 9126091 - 2³ = 9126083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9126011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350991 + ... + 351016.

It is an arithmetic number, because the mean of its divisors is an integer number (2457028).

Almost surely, 2^9126091 is an apocalyptic number.

9126091 is a deficient number, since it is larger than the sum of its proper divisors (702021).

9126091 is a wasteful number, since it uses less digits than its factorization.

9126091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702020.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 9126091 is about 3020.9420716061. The cubic root of 9126091 is about 208.9752876316.

The spelling of 9126091 in words is "nine million, one hundred twenty-six thousand, ninety-one".