12150801749 has 2 divisors, whose sum is σ = 12150801750. Its totient is φ = 12150801748.

The previous prime is 12150801713. The next prime is 12150801791. The reversal of 12150801749 is 94710805121.

12150801749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6188182225 + 5962619524 = 78665^2 + 77218^2 .

It is a cyclic number.

It is not a de Polignac number, because 12150801749 - 2¹² = 12150797653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12150801049) 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 as a sum of consecutive naturals, namely, 6075400874 + 6075400875.

It is an arithmetic number, because the mean of its divisors is an integer number (6075400875).

Almost surely, 2^12150801749 is an apocalyptic number.

It is an amenable number.

12150801749 is a deficient number, since it is larger than the sum of its proper divisors (1).

12150801749 is an equidigital number, since it uses as much as digits as its factorization.

12150801749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 38.

The spelling of 12150801749 in words is "twelve billion, one hundred fifty million, eight hundred one thousand, seven hundred forty-nine".