12340049 has 4 divisors (see below), whose sum is σ = 12467364. Its totient is φ = 12212736.

The previous prime is 12340033. The next prime is 12340061. The reversal of 12340049 is 94004321.

12340049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3489424 + 8850625 = 1868^2 + 2975^2 .

It is a cyclic number.

It is not a de Polignac number, because 12340049 - 2⁴ = 12340033 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 (12342049) 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, 63512 + ... + 63705.

It is an arithmetic number, because the mean of its divisors is an integer number (3116841).

Almost surely, 2^12340049 is an apocalyptic number.

It is an amenable number.

12340049 is a deficient number, since it is larger than the sum of its proper divisors (127315).

12340049 is an equidigital number, since it uses as much as digits as its factorization.

12340049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127314.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 12340049 is about 3512.8405884697. The cubic root of 12340049 is about 231.0852867488.

The spelling of 12340049 in words is "twelve million, three hundred forty thousand, forty-nine".