12444001013401 has 2 divisors, whose sum is σ = 12444001013402. Its totient is φ = 12444001013400.

The previous prime is 12444001013363. The next prime is 12444001013453. The reversal of 12444001013401 is 10431010044421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10478971791376 + 1965029222025 = 3237124^2 + 1401795^2 .

It is an emirp because it is prime and its reverse (10431010044421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12444001013401 - 2³³ = 12435411078809 is a prime.

It is a super-2 number, since 2×12444001013401² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12444001013491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6222000506700 + 6222000506701.

It is an arithmetic number, because the mean of its divisors is an integer number (6222000506701).

Almost surely, 2^{12444001013401} is an apocalyptic number.

It is an amenable number.

12444001013401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12444001013401 is an equidigital number, since it uses as much as digits as its factorization.

12444001013401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 12444001013401 its reverse (10431010044421), we get a palindrome (22875011057822).

The spelling of 12444001013401 in words is "twelve trillion, four hundred forty-four billion, one million, thirteen thousand, four hundred one".