12124004313 has 4 divisors (see below), whose sum is σ = 16165339088. Its totient is φ = 8082669540.

The previous prime is 12124004287. The next prime is 12124004339. The reversal of 12124004313 is 31340042121.

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 an interprime number because it is at equal distance from previous prime (12124004287) and next prime (12124004339).

It is not a de Polignac number, because 12124004313 - 2¹⁷ = 12123873241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12124004313.

It is not an unprimeable number, because it can be changed into a prime (12124004383) 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, 2020667383 + ... + 2020667388.

It is an arithmetic number, because the mean of its divisors is an integer number (4041334772).

Almost surely, 2^12124004313 is an apocalyptic number.

It is an amenable number.

12124004313 is a deficient number, since it is larger than the sum of its proper divisors (4041334775).

12124004313 is an equidigital number, since it uses as much as digits as its factorization.

12124004313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041334774.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12124004313 its reverse (31340042121), we get a palindrome (43464046434).

The spelling of 12124004313 in words is "twelve billion, one hundred twenty-four million, four thousand, three hundred thirteen".