9149091 has 16 divisors (see below), whose sum is σ = 14020608. Its totient is φ = 5198400.

The previous prime is 9149087. The next prime is 9149093. The reversal of 9149091 is 1909419.

9149091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9149091 - 2² = 9149087 is a prime.

It is a super-2 number, since 2×9149091² = 167411732252562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9149093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2871 + ... + 5151.

It is an arithmetic number, because the mean of its divisors is an integer number (876288).

Almost surely, 2^9149091 is an apocalyptic number.

9149091 is a deficient number, since it is larger than the sum of its proper divisors (4871517).

9149091 is a wasteful number, since it uses less digits than its factorization.

9149091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2482.

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 9149091 is about 3024.7464356537. The cubic root of 9149091 is about 209.1506967767.

The spelling of 9149091 in words is "nine million, one hundred forty-nine thousand, ninety-one".