9149323 has 4 divisors (see below), whose sum is σ = 9396640. Its totient is φ = 8902008.

The previous prime is 9149293. The next prime is 9149341. The reversal of 9149323 is 3239419.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9149323 is a prime.

It is a super-2 number, since 2×9149323² = 167420222716658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9149363) 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 in 3 ways as a sum of consecutive naturals, for example, 123603 + ... + 123676.

It is an arithmetic number, because the mean of its divisors is an integer number (2349160).

Almost surely, 2^9149323 is an apocalyptic number.

9149323 is a deficient number, since it is larger than the sum of its proper divisors (247317).

9149323 is a wasteful number, since it uses less digits than its factorization.

9149323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247316.

The product of its digits is 5832, while the sum is 31.

The square root of 9149323 is about 3024.7847857327. The cubic root of 9149323 is about 209.1524646227.

The spelling of 9149323 in words is "nine million, one hundred forty-nine thousand, three hundred twenty-three".