12009250943 has 2 divisors, whose sum is σ = 12009250944. Its totient is φ = 12009250942.

The previous prime is 12009250933. The next prime is 12009250961. The reversal of 12009250943 is 34905290021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12009250943 - 2¹⁸ = 12008988799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12009250933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6004625471 + 6004625472.

It is an arithmetic number, because the mean of its divisors is an integer number (6004625472).

Almost surely, 2^12009250943 is an apocalyptic number.

12009250943 is a deficient number, since it is larger than the sum of its proper divisors (1).

12009250943 is an equidigital number, since it uses as much as digits as its factorization.

12009250943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 12009250943 in words is "twelve billion, nine million, two hundred fifty thousand, nine hundred forty-three".