12147093 has 12 divisors (see below), whose sum is σ = 20052448. Its totient is φ = 6941160.

The previous prime is 12147067. The next prime is 12147101. The reversal of 12147093 is 39074121.

It is not a de Polignac number, because 12147093 - 2⁹ = 12146581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12147043) 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 11 ways as a sum of consecutive naturals, for example, 96343 + ... + 96468.

Almost surely, 2^12147093 is an apocalyptic number.

It is an amenable number.

12147093 is a deficient number, since it is larger than the sum of its proper divisors (7905355).

12147093 is a wasteful number, since it uses less digits than its factorization.

12147093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192824 (or 192821 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 12147093 is about 3485.2679954345. The cubic root of 12147093 is about 229.8744935929.

The spelling of 12147093 in words is "twelve million, one hundred forty-seven thousand, ninety-three".