12002443049 has 2 divisors, whose sum is σ = 12002443050. Its totient is φ = 12002443048.

The previous prime is 12002442961. The next prime is 12002443067. The reversal of 12002443049 is 94034420021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9478385449 + 2524057600 = 97357^2 + 50240^2 .

It is a cyclic number.

It is not a de Polignac number, because 12002443049 - 2³² = 7707475753 is a prime.

It is not a weakly prime, because it can be changed into another prime (12002443099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001221524 + 6001221525.

It is an arithmetic number, because the mean of its divisors is an integer number (6001221525).

Almost surely, 2^12002443049 is an apocalyptic number.

It is an amenable number.

12002443049 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002443049 is an equidigital number, since it uses as much as digits as its factorization.

12002443049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 12002443049 in words is "twelve billion, two million, four hundred forty-three thousand, forty-nine".