12351873599 has 4 divisors (see below), whose sum is σ = 13302017736. Its totient is φ = 11401729464.

The previous prime is 12351873559. The next prime is 12351873619. The reversal of 12351873599 is 99537815321.

12351873599 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12351873599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12351873599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12351873529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475072049 + ... + 475072074.

It is an arithmetic number, because the mean of its divisors is an integer number (3325504434).

Almost surely, 2^12351873599 is an apocalyptic number.

12351873599 is a deficient number, since it is larger than the sum of its proper divisors (950144137).

12351873599 is an equidigital number, since it uses as much as digits as its factorization.

12351873599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950144136.

The product of its digits is 2041200, while the sum is 53.

The spelling of 12351873599 in words is "twelve billion, three hundred fifty-one million, eight hundred seventy-three thousand, five hundred ninety-nine".