12003040342649 has 2 divisors, whose sum is σ = 12003040342650. Its totient is φ = 12003040342648.

The previous prime is 12003040342583. The next prime is 12003040342697. The reversal of 12003040342649 is 94624304030021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9810958740025 + 2192081602624 = 3132245^2 + 1480568^2 .

It is a cyclic number.

It is not a de Polignac number, because 12003040342649 - 2⁸ = 12003040342393 is a prime.

It is not a weakly prime, because it can be changed into another prime (12003040392649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001520171324 + 6001520171325.

It is an arithmetic number, because the mean of its divisors is an integer number (6001520171325).

Almost surely, 2^{12003040342649} is an apocalyptic number.

It is an amenable number.

12003040342649 is a deficient number, since it is larger than the sum of its proper divisors (1).

12003040342649 is an equidigital number, since it uses as much as digits as its factorization.

12003040342649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 12003040342649 in words is "twelve trillion, three billion, forty million, three hundred forty-two thousand, six hundred forty-nine".