12003043387 has 2 divisors, whose sum is σ = 12003043388. Its totient is φ = 12003043386.

The previous prime is 12003043331. The next prime is 12003043397. The reversal of 12003043387 is 78334030021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12003043387 - 2²⁷ = 11868825659 is a prime.

It is not a weakly prime, because it can be changed into another prime (12003043397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001521693 + 6001521694.

It is an arithmetic number, because the mean of its divisors is an integer number (6001521694).

Almost surely, 2^12003043387 is an apocalyptic number.

12003043387 is a deficient number, since it is larger than the sum of its proper divisors (1).

12003043387 is an equidigital number, since it uses as much as digits as its factorization.

12003043387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 12003043387 in words is "twelve billion, three million, forty-three thousand, three hundred eighty-seven".