12097049 has 4 divisors (see below), whose sum is σ = 12262836. Its totient is φ = 11931264.

The previous prime is 12097027. The next prime is 12097067. The reversal of 12097049 is 94079021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10445824 + 1651225 = 3232^2 + 1285^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12097049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12097069) 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 3 ways as a sum of consecutive naturals, for example, 82784 + ... + 82929.

It is an arithmetic number, because the mean of its divisors is an integer number (3065709).

Almost surely, 2^12097049 is an apocalyptic number.

It is an amenable number.

12097049 is a deficient number, since it is larger than the sum of its proper divisors (165787).

12097049 is an equidigital number, since it uses as much as digits as its factorization.

12097049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165786.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 12097049 is about 3478.0812238934. The cubic root of 12097049 is about 229.5583775372.

The spelling of 12097049 in words is "twelve million, ninety-seven thousand, forty-nine".