12304197489 has 4 divisors (see below), whose sum is σ = 16405596656. Its totient is φ = 8202798324.

The previous prime is 12304197487. The next prime is 12304197533. The reversal of 12304197489 is 98479140321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12304197489 - 2¹ = 12304197487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12304197487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2050699579 + ... + 2050699584.

It is an arithmetic number, because the mean of its divisors is an integer number (4101399164).

Almost surely, 2^12304197489 is an apocalyptic number.

It is an amenable number.

12304197489 is a deficient number, since it is larger than the sum of its proper divisors (4101399167).

12304197489 is an equidigital number, since it uses as much as digits as its factorization.

12304197489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101399166.

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 12304197489 in words is "twelve billion, three hundred four million, one hundred ninety-seven thousand, four hundred eighty-nine".